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{"type":"item.completed","item":{"id":"item_0","type":"agent_message","text":"=== BEGIN ARTIFACT TOPOLOGY.md ===\n# TOPOLOGY: jq\n\n## story architecture\nsummary: Define the standalone jq interpreter architecture and boundaries.\ntype: foundational\nkind: capability\nphase: 1\nimplements: ARCHITECTURE.md\ncontext: sources/jq-manual.txt, sources/parser.y, sources/lexer.l, TECHNOLOGY_STACK.md\ncontext_roles: |\n jq-manual.txt: normative specification\n parser.y: normative specification\n lexer.l: normative specification\n TECHNOLOGY_STACK.md: technology decisions\nstack: common.md, python.md\nprovides: interpreter architecture, executable boundary, generator evaluation model\nconsumes:\nacceptance: yes\nscope: both\ninstructions: |\n Define the Python standard-library interpreter architecture, parser/evaluator boundaries,\n immutable value handling, generator semantics, diagnostics, and executable process contract.\n Establish module ownership so later stories extend the architecture without external runtimes.\n\n## story exec-001\nsummary: Implement the executable jq entry point.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Executable-Entry-Point.md\ncovers: EXEC-001\ncontext: sources/INSTRUCTIONS.md, sources/run_conformance.py, sources/full_test.sh\ncontext_roles: |\n INSTRUCTIONS.md: author intent\n run_conformance.py: conformance harness\n full_test.sh: conformance harness\nstack: common.md, python.md\nprovides: executable jq, -c filter invocation\nconsumes: interpreter architecture, JSON input stream\ndepends: architecture, conf-001\nacceptance: yes\nscope: target\ninstructions: |\n Create an executable named jq at the application root. Accept the exercised -c '<program>'\n interface, read JSON values from stdin, evaluate the filter, and emit compact JSON values one\n per line. Keep the executable self-contained within the standard-library implementation.\n\n## story exec-002\nsummary: Implement jq compilation and runtime exit contracts.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Process-Contract.md\ncovers: EXEC-002\ncontext: sources/INSTRUCTIONS.md, sources/run_conformance.py\ncontext_roles: |\n INSTRUCTIONS.md: author intent\n run_conformance.py: conformance harness\nstack: common.md, python.md\nprovides: compile exit 3, runtime exit 5, success exit 0, stderr diagnostics\nconsumes: executable jq, parser, evaluator\ndepends: exec-001, parse-004, core-003\nacceptance: yes\nscope: target\ninstructions: |\n Distinguish syntax/static rejection from runtime errors. Return 3 for compile failures, 5 for\n runtime failures, and 0 for successful completion. Preserve values emitted before a runtime error\n and send diagnostics only to stderr.\n\n## story exec-003\nsummary: Implement JSON process input and compact output handling.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-JSON-IO-Boundary.md\ncovers: EXEC-003\ncontext: sources/INSTRUCTIONS.md, sources/run_conformance.py\ncontext_roles: |\n INSTRUCTIONS.md: author intent\n run_conformance.py: conformance harness\nstack: common.md, python.md\nprovides: JSON stdin decoding, compact JSON line serialization, Unicode and special-number handling\nconsumes: executable jq, JSON value model\ndepends: exec-001, value-001\nacceptance: yes\nscope: target\ninstructions: |\n Decode the harness-provided JSON input stream and serialize every generated value as one compact\n JSON value per line. Preserve ordering, Unicode, NaN, infinity, and numeric behavior required by\n the corpus.\n\n## story parse-001\nsummary: Implement jq lexical scanning.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Lexer.md\ncovers: PARSE-001\ncontext: sources/lexer.l, sources/parser.y, sources/jq.test\ncontext_roles: |\n lexer.l: normative specification\n parser.y: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: jq tokens, comments, delimiters, identifiers, literals, bindings\nconsumes: interpreter architecture\ndepends: architecture, conf-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement a standard-library lexer matching the supplied tokenization rules, including keywords,\n identifiers, fields, bindings, literals, comments, formats, delimiters, and interpolation states.\n\n## story parse-002\nsummary: Implement literals, escapes, formats, and interpolation parsing.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Literals-And-Interpolation.md\ncovers: PARSE-002\ncontext: sources/lexer.l, sources/parser.y, sources/jq.test\ncontext_roles: |\n lexer.l: normative specification\n parser.y: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: JSON string escapes, Unicode literals, interpolation, format tokens\nconsumes: lexer, interpreter architecture\ndepends: parse-001\nacceptance: yes\nscope: target\ninstructions: |\n Parse and evaluate JSON escapes, Unicode strings, formatted strings, and \\(expression)\n interpolation. Reject invalid escapes and malformed interpolation at compile time.\n\n## story parse-003\nsummary: Implement the jq filter expression grammar.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Filter-Grammar.md\ncovers: PARSE-003\ncontext: sources/parser.y, sources/lexer.l, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n lexer.l: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: AST grammar for pipes, commas, indexing, slices, arrays, objects, operators, optionals\nconsumes: lexer, literal parser\ndepends: parse-001, parse-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement parser precedence and associativity for filter composition, indexing, slicing, arrays,\n objects, unary operators, binary operators, and optional expressions. Produce an executable AST\n or equivalent intermediate representation.\n\n## story parse-004\nsummary: Implement declarations and control syntax parsing.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Declarations-And-Control-Syntax.md\ncovers: PARSE-004\ncontext: sources/parser.y, sources/lexer.l, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n lexer.l: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: def, module grammar, imports grammar, conditionals, try, reductions, foreach, labels, patterns\nconsumes: filter grammar, lexer\ndepends: parse-003\nacceptance: yes\nscope: target\ninstructions: |\n Parse declarations, module syntax, conditionals, try/catch, reduce, foreach, labels, bindings,\n and destructuring patterns. Reject invalid module grammar and unresolved labels at compile time\n without loading excluded module fixtures.\n\n## story core-001\nsummary: Implement stream-valued filter evaluation.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Generator-Core.md\ncovers: CORE-001\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: ordered filter generators, empty, iteration, range, backtracking\nconsumes: parsed AST, JSON value model\ndepends: parse-003, value-001\nacceptance: yes\nscope: target\ninstructions: |\n Evaluate every filter as an ordered generator supporting zero, one, or many outputs. Preserve\n backtracking, multiplicity, and ordering for identity, iteration, range, empty, and downstream\n pipeline evaluation.\n\n## story core-002\nsummary: Implement composition and Cartesian generator evaluation.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Composition-And-Cartesian-Evaluation.md\ncovers: CORE-002\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: pipes, commas, Cartesian arguments, arrays, objects, binary filter composition\nconsumes: generator core, parsed expressions\ndepends: core-001, parse-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement composition semantics for pipes and commas, Cartesian products across multi-output\n arguments, array collection, object construction, and binary operators.\n\n## story core-003\nsummary: Implement empty results and runtime error flow.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Errors-And-Optional-Evaluation.md\ncovers: CORE-003\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: empty, runtime errors, optional filters, try/catch, partial output\nconsumes: generator core, process contract\ndepends: core-001, core-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement runtime error propagation, try/catch, optional operators, empty behavior, and partial\n output before failure. Preserve the distinction between suppressed and unsuppressed errors.\n\n## story core-004\nsummary: Implement jq truthiness, equality, and ordering.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Truthiness-And-Comparison.md\ncovers: CORE-004\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: false/null truthiness, equality, ordering, numeric equivalence\nconsumes: generator core, JSON value model\ndepends: core-002, value-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement jq truthiness in which only false and null are falsey. Implement structural equality,\n numeric equivalence, and jq's total type ordering for comparisons.\n\n## story value-001\nsummary: Implement the jq JSON value model and numeric edge cases.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Value-Model.md\ncovers: VALUE-001\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: null, booleans, numbers, strings, arrays, objects, NaN, infinities\nconsumes: interpreter architecture\ndepends: architecture, conf-001\nacceptance: yes\nscope: target\ninstructions: |\n Define immutable jq values using only the standard library. Preserve numeric literals where\n required, support NaN and infinities, and provide JSON conversion behavior compatible with the\n harness.\n\n## story value-002\nsummary: Implement field and index access.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Field-And-Index-Access.md\ncovers: VALUE-002\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: object fields, array indices, optional access, negative indices, missing values\nconsumes: value model, generator core\ndepends: value-001, core-001, parse-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement object field access, array and string indexing, optional access, negative indices,\n missing-field null behavior, and corresponding runtime errors.\n\n## story value-003\nsummary: Implement slices and collection iteration.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Slices-And-Iteration.md\ncovers: VALUE-003\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: array/string slices, array/object iteration, fractional bounds, out-of-range behavior\nconsumes: field and index access, generator core\ndepends: value-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement array and string slices, object and array iteration, optional iteration, fractional\n bounds, negative bounds, and out-of-range behavior.\n\n## story value-004\nsummary: Implement type and numeric primitive builtins.\ntype: service\nkind: capability\nphase: 2\nimplements: FEATURE-Type-And-Numeric-Primitives.md\ncovers: VALUE-004\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: type, length, utf8bytelength, numeric predicates, conversions, arithmetic math primitives\nconsumes: value model, comparison semantics\ndepends: value-001, value-002, core-004\nacceptance: yes\nscope: target\ninstructions: |\n Implement type, length, UTF-8 byte length, numeric predicates, tonumber/toboolean, floor,\n sqrt, and the standard mathematical primitives required by the corpus.\n\n## story flow-001\nsummary: Implement arithmetic and structural operators.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Arithmetic-And-Structural-Operators.md\ncovers: FLOW-001\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: plus, minus, multiply, divide, modulo, negation, recursive merge, string operations\nconsumes: value model, comparison semantics\ndepends: value-004, core-002, core-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement typed arithmetic and structural operators, including recursive object merge, string\n repetition and splitting, array subtraction, division-by-zero errors, and unary negation.\n\n## story flow-002\nsummary: Implement boolean and alternative operators.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Boolean-And-Alternative-Operators.md\ncovers: FLOW-002\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: and, or, not, defined-or, defined-or assignment\nconsumes: truthiness, generator core, arithmetic operators\ndepends: core-004, flow-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement Boolean operators, not, defined-or fallback semantics, and //= while preserving\n generator multiplicity and short-circuit behavior.\n\n## story flow-003\nsummary: Implement conditionals and exception flow.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Conditionals-And-Exception-Flow.md\ncovers: FLOW-003\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: if/then/elif/else/end, try/catch, optional operators\nconsumes: truthiness, runtime error flow\ndepends: core-003, core-004, flow-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement branching over generator-valued conditions, optional else branches, elif chains,\n try/catch propagation, and optional error suppression.\n\n## story flow-004\nsummary: Implement lexical labels and breaks.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Labels-And-Breaks.md\ncovers: FLOW-004\ncontext: sources/parser.y, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: label, break, lexical generator termination\nconsumes: parser declarations, runtime error flow, generator core\ndepends: parse-004, core-003, flow-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement lexically scoped labels and break control so the correct enclosing generator stops\n without leaking unrelated outputs. Reject breaks without visible labels.\n\n## story flow-005\nsummary: Implement reductions and iteration controls.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Reductions-And-Iteration-Control.md\ncovers: FLOW-005\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: reduce, foreach, range, limit, skip, first, last, nth\nconsumes: generator core, labels, bindings\ndepends: core-002, flow-004, func-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement reduce and foreach state transitions plus range, limit, skip, first, last, and nth.\n Preserve Cartesian argument evaluation, backtracking, extraction, and label-based termination.\n\n## story flow-006\nsummary: Implement recursive generators.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Recursive-Generators.md\ncovers: FLOW-006\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: while, until, repeat, recurse, recursive descent\nconsumes: generator core, function definitions, conditionals\ndepends: flow-003, flow-005, func-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement while, until, repeat, recurse, recursive descent, and safe recursive generator\n termination with the stream semantics specified by the manual.\n\n## story func-001\nsummary: Implement lexical variable bindings.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Variable-Bindings.md\ncovers: FUNC-001\ncontext: sources/parser.y, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: as bindings, nested scope, shadowing, keyword identifiers, value lifetime\nconsumes: parser, generator evaluator\ndepends: parse-004, core-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement lexical as bindings, nested scope, shadowing, keyword variable names, and binding\n lifetime across generator backtracking.\n\n## story func-002\nsummary: Implement filter and value function parameters.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Function-Parameters.md\ncovers: FUNC-002\ncontext: sources/parser.y, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: filter parameters, value parameters, multiple arities, closures, Cartesian arguments\nconsumes: lexical bindings, generator evaluator\ndepends: func-001, core-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement user-defined filter and value parameters, multiple arities, closures, and repeated\n argument evaluation under jq's callback/filter parameter semantics.\n\n## story func-003\nsummary: Implement function definitions, scope, and recursion.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Function-Definitions-And-Recursion.md\ncovers: FUNC-003\ncontext: sources/parser.y, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: def declarations, redefinitions, lexical function scope, recursion, forward/self references\nconsumes: parser, function parameters, bindings\ndepends: parse-004, func-001, func-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement definitions and lexical function scope, redefinitions by arity, self-recursion, and\n the function visibility rules settled by the parser and manual.\n\n## story func-004\nsummary: Implement destructuring patterns and alternatives.\ntype: service\nkind: capability\nphase: 3\nimplements: FEATURE-Destructuring-Patterns.md\ncovers: FUNC-004\ncontext: sources/parser.y, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n parser.y: normative specification\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: array/object patterns, missing bindings, ?// alternatives\nconsumes: lexical bindings, generator errors, function scope\ndepends: func-001, flow-003, parse-004\nacceptance: yes\nscope: target\ninstructions: |\n Implement array and object destructuring, null bindings for missing members, and ?// fallback\n alternatives including retry after downstream errors.\n\n## story path-001\nsummary: Implement path discovery and projection.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Path-Discovery.md\ncovers: PATH-001\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: path, paths, pick, path projections\nconsumes: accessors, iteration, generator evaluator\ndepends: value-003, func-004, flow-006\nacceptance: yes\nscope: target\ninstructions: |\n Implement exact and pattern path discovery, paths, path filters, and pick projections while\n preserving path ordering and invalid-path errors.\n\n## story path-002\nsummary: Implement path access and mutation primitives.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Path-Primitives.md\ncovers: PATH-002\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: getpath, setpath, delpaths\nconsumes: path discovery, immutable value model\ndepends: path-001, value-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement getpath, setpath, and delpaths with nested object/array creation, deletion,\n invalid-path handling, negative-index rules, and depth limits.\n\n## story path-003\nsummary: Implement deletion and assignment operators.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Deletion-And-Assignment.md\ncovers: PATH-003\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: del, =, |=, +=, -=, *=, /=, %=, //=\nconsumes: path primitives, arithmetic operators, generator evaluator\ndepends: path-002, flow-001, flow-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement immutable deletion, plain assignment, update assignment, arithmetic assignment,\n defined-or assignment, multi-path updates, and first-result update semantics.\n\n## story path-004\nsummary: Implement complex assignment edge cases.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Complex-Assignment-Edges.md\ncovers: PATH-004\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: iterated paths, empty updates, array expansion, invalid paths, assignment depth limits\nconsumes: assignment operators, path primitives\ndepends: path-003\nacceptance: yes\nscope: target\ninstructions: |\n Complete iterated path assignments, empty-update deletion, array expansion, invalid and\n fractional/NaN indices, negative-index behavior, and depth-limit protections.\n\n## story data-001\nsummary: Implement collection transformation builtins.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Collection-Transformations.md\ncovers: DATA-001\ncontext: sources/builtin.jq, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n builtin.jq: reference implementation\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: map, map_values, select, add, flatten, transpose, combinations, walk\nconsumes: generator evaluator, operators, path mutation\ndepends: flow-005, path-003, value-004\nacceptance: yes\nscope: target\ninstructions: |\n Implement collection transformation builtins and their generator behavior, including map,\n map_values, select, add, flatten, transpose, combinations, and recursive walk.\n\n## story data-002\nsummary: Implement sorting and grouping builtins.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Sorting-And-Grouping.md\ncovers: DATA-002\ncontext: sources/builtin.jq, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n builtin.jq: reference implementation\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: sort, sort_by, group_by, unique, unique_by, min, max, keyed variants\nconsumes: comparison and ordering semantics, collection transformations\ndepends: core-004, data-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement sorting, keyed sorting, grouping, uniqueness, minimum, maximum, and keyed variants\n using jq's structural ordering and stable generator behavior.\n\n## story data-003\nsummary: Implement object-entry and containment builtins.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Object-Entries-And-Containment.md\ncovers: DATA-003\ncontext: sources/builtin.jq, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n builtin.jq: reference implementation\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: keys, keys_unsorted, has, in, inside, contains, to_entries, from_entries, with_entries\nconsumes: value access, equality, collection transformations\ndepends: value-002, core-004, data-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement object and array key utilities, containment and inverse containment, membership,\n entry conversions, and with_entries including supported key aliases.\n\n## story data-004\nsummary: Implement index and membership utilities.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Index-And-Membership-Utilities.md\ncovers: DATA-004\ncontext: sources/builtin.jq, sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: indices, index, rindex, bsearch, all, any, isempty, SQL IN\nconsumes: comparison semantics, generator evaluator\ndepends: core-004, flow-005, data-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement string and array index searches, binary search, all/any short-circuiting, isempty,\n and SQL-style IN operators over generator streams.\n\n## story text-001\nsummary: Implement string manipulation builtins.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-String-Manipulation.md\ncovers: TEXT-001\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: trim, ltrim, rtrim, prefix/suffix, case conversion, explode, implode, split, join, interpolation\nconsumes: string values, generator evaluator\ndepends: value-004, parse-002, core-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement string trimming, prefix/suffix operations, ASCII case conversion, codepoint\n explode/implode, split/join, and string interpolation.\n\n## story text-002\nsummary: Implement JSON and output format filters.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-JSON-And-Output-Formats.md\ncovers: TEXT-002\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: tostring, tojson, fromjson, @text, @json, @html, @uri, @urid, @csv, @tsv, @sh, @base64, @base64d\nconsumes: value model, string manipulation\ndepends: value-001, text-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement JSON conversion and all required format filters using standard-library escaping,\n encoding, and decoding rules, including formatted interpolation behavior.\n\n## story text-003\nsummary: Implement regular-expression filters.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Regular-Expressions.md\ncovers: TEXT-003\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: test, match, capture, scan, split, splits, sub, gsub\nconsumes: string values, interpolation, generator evaluator\ndepends: text-001, parse-002, core-002\nacceptance: yes\nscope: target\ninstructions: |\n Implement regex filters with standard-library regex support, required flags, named and unnamed\n captures, offsets, lengths, streams, splitting, substitution, and global substitution.\n\n## story text-004\nsummary: Implement date and time filters.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Date-And-Time-Filters.md\ncovers: TEXT-004\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: fromdate, todate, strptime, strftime, gmtime, localtime, mktime\nconsumes: value conversion, string values\ndepends: value-004, text-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement UTC ISO date conversion and the supplied low-level date/time filters using Python\n datetime and time facilities, preserving jq's broken-down time representation.\n\n## story io-001\nsummary: Implement input stream controls.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Input-Streams.md\ncovers: IO-001\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: input, inputs, input_filename, input_line_number\nconsumes: JSON process boundary, generator evaluator\ndepends: exec-003, core-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement input and inputs against the fixed stdin interface, together with input filename and\n line number behavior available within that interface.\n\n## story io-002\nsummary: Implement diagnostics and stderr filters.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Diagnostics-And-Stderr.md\ncovers: IO-002\ncontext: sources/jq-manual.txt, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: debug, stderr, halt_error\nconsumes: process exit contract, JSON serialization\ndepends: exec-002, exec-003, core-003\nacceptance: yes\nscope: target\ninstructions: |\n Implement debug, stderr, halt_error, and their output-channel and exit-code semantics. Keep\n diagnostics out of stdout and preserve partial output behavior.\n\n## story io-003\nsummary: Implement streaming transformations.\ntype: service\nkind: capability\nphase: 4\nimplements: FEATURE-Streaming-Transformations.md\ncovers: IO-003\ncontext: sources/jq-manual.txt, sources/builtin.jq, sources/jq.test\ncontext_roles: |\n jq-manual.txt: normative specification\n builtin.jq: reference implementation\n jq.test: conformance suite\nstack: common.md, python.md\nprovides: tostream, fromstream, truncate_stream\nconsumes: generator evaluator, path operations\ndepends: path-001, core-001, data-001\nacceptance: yes\nscope: target\ninstructions: |\n Implement jq streaming representations and tostream, fromstream, and truncate_stream over the\n fixed non-streaming process boundary.\n\n## story conf-001\nsummary: Stage and validate immutable conformance assets.\ntype: foundational\nkind: test harness\nphase: 1\nimplements: FEATURE-Conformance-Asset-Staging.md\ncovers: CONF-001\ncontext: sources/INSTRUCTIONS.md, sources/run_conformance.py, sources/full_test.sh, sources/exclusions.txt, sources/jq.test, sources/jq-manual.txt, sources/parser.y, sources/lexer.l, sources/builtin.jq\ncontext_roles: |\n INSTRUCTIONS.md: author intent\n run_conformance.py: conformance harness\n full_test.sh: conformance harness\n exclusions.txt: conformance harness\n jq.test: normative specification and conformance suite\n jq-manual.txt: normative specification\n parser.y: normative specification\n lexer.l: normative specification\n builtin.jq: reference implementation\nstack: common.md, python.md\nprovides: staged sources/* assets, parsed corpus and exclusions\nconsumes:\nacceptance: yes\nscope: both\ninstructions: |\n Stage all imported sources byte-for-byte into the build directory under sources/. Validate the\n corpus and exclusions by importing run_conformance.parse_corpus and apply_exclusions directly.\n Do not launch the harness and do not modify any supplied source asset.\n\n## story conf-002\nsummary: Provide scoped conformance verification.\ntype: service\nkind: test harness\nphase: 5\nimplements: FEATURE-Scoped-Conformance-Verification.md\ncovers: CONF-002\ncontext: sources/run_conformance.py, sources/jq.test, sources/exclusions.txt\ncontext_roles: |\n run_conformance.py: conformance harness\n jq.test: conformance suite\n exclusions.txt: conformance harness\nstack: common.md, python.md\nprovides: scoped conformance execution contract\nconsumes: executable jq, staged conformance assets\ndepends: exec-003, parse-004, core-004, value-004, flow-006, func-004, path-004, data-004, text-004, io-003, conf-001\nacceptance: yes\nscope: both\ninstructions: |\n Ensure each implementation story can invoke the supplied runner with a construct-specific\n --select slice, JQ set to the candidate executable, --json enabled, and assertions on parsed\n summary state with nonzero selected case count and zero failures/errors.\n\n## story conf-003\nsummary: Pass the complete jq conformance corpus.\ntype: service\nkind: test harness\nphase: 6\nimplements: FEATURE-Complete-Conformance-Verification.md\ncovers: CONF-003\naccepts: st-001\ncontext: sources/full_test.sh, sources/run_conformance.py, sources/jq.test, sources/exclusions.txt\ncontext_roles: |\n full_test.sh: conformance harness\n run_conformance.py: conformance harness\n jq.test: conformance suite\n exclusions.txt: conformance harness\nstack: common.md, python.md\nprovides: complete conformance release verification\nconsumes: executable jq, all interpreter capabilities, staged conformance assets\ndepends: architecture, exec-001, exec-002, exec-003, parse-001, parse-002, parse-003, parse-004, core-001, core-002, core-003, core-004, value-001, value-002, value-003, value-004, flow-001, flow-002, flow-003, flow-004, flow-005, flow-006, func-001, func-002, func-003, func-004, path-001, path-002, path-003, path-004, data-001, data-002, data-003, data-004, text-001, text-002, text-003, text-004, io-001, io-002, io-003, conf-001, conf-002\nacceptance: yes\nscope: both\ninstructions: |\n Run the supplied sources/full_test.sh as the sole terminal full-suite verification. Require the\n executable interface check and a zero harness exit status. Do not filter, skip, reinterpret, or\n edit the scoring assets.\n=== END ARTIFACT ==="}}
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Run artifact