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Codebase organization for pikru. Use when you need to find where specific functionality lives.
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Baseado na classificação ocupacional SOC
Code annotation requirements for pikru. Use when writing or porting Rust functions from C code. All ported functions must have cref comments.
Debugging conventions for pikru. Use when adding debug traces or investigating issues. Important rule - leave debug traces in place.
Git command conventions for pikru. Use when running any git commands to avoid blocking on interactive pager.
Idiomatic Rust patterns for pikru C port. Use when writing or reviewing Rust code ported from C. Don't write C in Rust - the goal is correct behavior, not line-by-line translation.
Create minimal subtests to isolate and fix complex bugs. Use when a test fails and the issue is buried in complexity.
Testing conventions for pikru. Use when running tests to avoid timeouts. DO NOT run the full test suite.
| name | codebase-layout |
| description | Codebase organization for pikru. Use when you need to find where specific functionality lives. |
src/ - Main pikru library (parsing and rendering)crates/ - Supporting cratesvendor/pikchr-c/ - Original C implementation and test filesexamples/ - Example programstests/ - Integration testssrc/)src/lib.rs - Public API, exports key types and functionssrc/parse.rs - Parser implementation (statement parsing, token handling)src/ast.rs - AST types (Statement, Expr, ObjectClass, etc.)src/types.rs - Core types (ClassName, Direction, EdgePoint, etc.)src/render/mod.rs - Main renderer logic
src/render/eval.rs - Expression evaluation (positions, scalars, variables)src/render/svg.rs - SVG generation (converts shapes to SVG elements)src/render/geometry.rs - Shape geometry (boxes, circles, paths, files)src/render/shapes.rs - Shape rendering (specific shape implementations)src/render/types.rs - Render types (PObject, Style, PositionedText, etc.)src/render/path_builder.rs - Path construction (line/arrow building)src/render/context.rs - Render context (variable scopes, state)src/render/defaults.rs - Default values (line width, font size, etc.)src/errors.rs - Error types and reportingsrc/macros.rs - Helper macroscrates/pikru-compare/SVG comparison utilities for testing
src/lib.rs - Core comparison logic
compare_outputs() - Main comparison functionCompareResult::is_match() - Determines if test passescrates/pikru-mcp/MCP server for test running
src/tools.rs - MCP tool implementations
run_pikru_test() - Run single test, returns comparisonlist_pikru_tests() - List available testsdebug_pikru_test() - Run with trace outputsrc/main.rs - MCP server entry pointvendor/pikchr-c/tests/*.pikchr - Test input files from C implementation
test01-test81 - Numbered feature testsautochop*.pikchr - Arrow chopping testssrc/render/mod.rs:1265-1550 - ljust/rjust calculationsrc/render/svg.rs:294 - Text anchor assignmentsrc/render/types.rs - PositionedText structuresrc/render/shapes.rs - Shape-specific renderingsrc/render/geometry.rs - Geometric calculationssrc/render/svg.rs - SVG element generationsrc/parse.rs - Parser logicsrc/ast.rs - AST node definitionscrates/pikru-compare/src/lib.rs - Comparison logicMany functions include // cref: comments pointing to the original C implementation:
// cref: function_name (pikchr.c:line_number)