Concepts

Short, practical explanations of how the runtime works — simple language first, technical detail second. For hands-on steps, see the Guide.

• Architecture — how the subsystems fit together.
• Parser, Lexer, Parser Stack, Parse Actions, Reductions, Error Recovery
• Grammar & Language, Language Tables, Symbols, Fields, Aliases
• Subtrees, Tree Structure, Nodes, Cursors
• Incremental Parsing, Changed Ranges
• Queries, Unicode, External Scanners, Memory Model