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40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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use crate::swc_ecma_ast;
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use serde::Serialize;
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use super::ts_type::ts_type_ann_to_def;
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use super::ts_type::TsTypeDef;
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#[derive(Debug, Serialize, Clone)]
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#[serde(rename_all = "camelCase")]
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pub struct VariableDef {
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pub ts_type: Option<TsTypeDef>,
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pub kind: swc_ecma_ast::VarDeclKind,
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}
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// TODO: change this function to return Vec<(String, VariableDef)> as single
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// var declaration can have multiple declarators
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pub fn get_doc_for_var_decl(
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var_decl: &swc_ecma_ast::VarDecl,
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) -> (String, VariableDef) {
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assert!(!var_decl.decls.is_empty());
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let var_declarator = var_decl.decls.get(0).unwrap();
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let var_name = match &var_declarator.name {
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swc_ecma_ast::Pat::Ident(ident) => ident.sym.to_string(),
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_ => "<TODO>".to_string(),
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};
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let maybe_ts_type = match &var_declarator.name {
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swc_ecma_ast::Pat::Ident(ident) => {
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ident.type_ann.as_ref().map(|rt| ts_type_ann_to_def(rt))
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}
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_ => None,
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};
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let variable_def = VariableDef {
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ts_type: maybe_ts_type,
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kind: var_decl.kind,
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};
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(var_name, variable_def)
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}
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