oak_actionscript/builder/
mod.rs

1use crate::parser::ActionScriptParser;
2#[doc = include_str!("readme.md")]
3use crate::{ast::*, language::ActionScriptLanguage, parser::ActionScriptElementType};
4use oak_core::{Builder, BuilderCache, GreenNode, Lexer, OakDiagnostics, OakError, Parser, RedNode, RedTree, SourceText, TextEdit, source::Source};
5
6/// ActionScript 语言的 AST 构建器
7#[derive(Clone)]
8pub struct ActionScriptBuilder<'config> {
9    /// 语言配置
10    config: &'config ActionScriptLanguage,
11}
12
13impl<'config> ActionScriptBuilder<'config> {
14    /// 创建新的 ActionScript 构建器
15    pub fn new(config: &'config ActionScriptLanguage) -> Self {
16        Self { config }
17    }
18}
19
20impl<'config> Builder<ActionScriptLanguage> for ActionScriptBuilder<'config> {
21    fn build<'a, S: Source + ?Sized>(&self, source: &S, edits: &[TextEdit], _cache: &'a mut impl BuilderCache<ActionScriptLanguage>) -> oak_core::builder::BuildOutput<ActionScriptLanguage> {
22        let parser = ActionScriptParser::new(self.config);
23        let lexer = crate::lexer::ActionScriptLexer::new(self.config);
24
25        let mut cache = oak_core::parser::session::ParseSession::<ActionScriptLanguage>::default();
26        lexer.lex(source, edits, &mut cache);
27        let parse_result = parser.parse(source, edits, &mut cache);
28
29        match parse_result.result {
30            Ok(green_tree) => {
31                let source_text = SourceText::new(source.get_text_in((0..source.length()).into()).into_owned());
32                match self.build_root(green_tree.clone(), &source_text) {
33                    Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
34                    Err(build_error) => {
35                        let mut diagnostics = parse_result.diagnostics;
36                        diagnostics.push(build_error.clone());
37                        OakDiagnostics { result: Err(build_error), diagnostics }
38                    }
39                }
40            }
41            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
42        }
43    }
44}
45
46impl<'config> ActionScriptBuilder<'config> {
47    /// 构建根节点
48    pub(crate) fn build_root(&self, green_tree: GreenNode<ActionScriptLanguage>, _source: &SourceText) -> Result<ActionScriptRoot, OakError> {
49        let red_root = RedNode::new(&green_tree, 0);
50        let mut items = Vec::new();
51
52        for child in red_root.children() {
53            match child {
54                RedTree::Node(n) => match n.green.kind {
55                    ActionScriptElementType::Class => {
56                        items.push(ActionScriptItem::Class);
57                    }
58                    ActionScriptElementType::Interface => {
59                        items.push(ActionScriptItem::Interface);
60                    }
61                    ActionScriptElementType::Function => {
62                        items.push(ActionScriptItem::Function);
63                    }
64                    _ => {}
65                },
66                _ => {}
67            }
68        }
69        Ok(ActionScriptRoot { items })
70    }
71}
oak_actionscript/builder/mod.rs

oak_actionscript/builder/
mod.rs
