Crate merman_ffi 

C ABI exports for embedding merman in non-Rust hosts.

This crate is the only place where the public FFI boundary owns unsafe code. The core parser/render crates and shared binding facade remain safe Rust APIs.

Structs

MermanBuffer

MermanEngine

MermanEngineResult

MermanResult

Constants

MERMAN_ABI_VERSION

Functions

merman_abi_version

Return the C ABI protocol version implemented by this library.

merman_ascii_supported_diagrams_json

Return ASCII-supported diagram type metadata as a JSON string array.

merman_buffer_free^⚠

Free a buffer returned by this crate.

merman_buffer_struct_size

Return the Rust-side size of MermanBuffer.

merman_engine_free^⚠

Free an engine returned by merman_engine_new.

merman_engine_layout_json^⚠

Layout Mermaid source to layout JSON bytes using a reusable engine.

merman_engine_new^⚠

Create a reusable engine for repeated calls with the same options.

merman_engine_parse_json^⚠

Parse Mermaid source to semantic JSON bytes using a reusable engine.

merman_engine_render_ascii^⚠

Render Mermaid source to Unicode ASCII-art text using a reusable engine.

merman_engine_render_svg^⚠

Render Mermaid source to SVG bytes using a reusable engine.

merman_engine_result_struct_size

Return the Rust-side size of MermanEngineResult.

merman_engine_validate_json^⚠

Validate Mermaid source using a reusable engine.

merman_layout_json^⚠

Layout Mermaid source to layout JSON bytes.

merman_package_version

Return the merman-ffi crate package version as a static C string.

merman_parse_json^⚠

Parse Mermaid source to semantic JSON bytes.

merman_render_ascii^⚠

Render Mermaid source to Unicode ASCII-art text.

merman_render_svg^⚠

Render Mermaid source to SVG bytes.

merman_result_struct_size

Return the Rust-side size of MermanResult.

merman_supported_diagrams_json

Return supported diagram type metadata as a JSON string array.

merman_supported_host_theme_presets_json

Return supported host/editor theme preset metadata as a JSON string array.

merman_supported_themes_json

Return supported theme metadata as a JSON string array.

merman_validate_json^⚠

Validate Mermaid source and return a JSON validation payload.