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Use dict for AST
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parent
e69c70e2a2
commit
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3 changed files with 18 additions and 26 deletions
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@ -4,7 +4,6 @@ use {
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SyntaxKind::*,
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};
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#[derive(Debug, Clone, Copy)]
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pub struct File<R: TreeRoot = Arc<SyntaxRoot>> {
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syntax: SyntaxNode<R>,
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@ -28,7 +27,6 @@ impl<R: TreeRoot> File<R> {
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}
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}
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#[derive(Debug, Clone, Copy)]
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pub struct Function<R: TreeRoot = Arc<SyntaxRoot>> {
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syntax: SyntaxNode<R>,
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@ -53,7 +51,6 @@ impl<R: TreeRoot> Function<R> {
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}
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}
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#[derive(Debug, Clone, Copy)]
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pub struct Name<R: TreeRoot = Arc<SyntaxRoot>> {
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syntax: SyntaxNode<R>,
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@ -3,28 +3,27 @@ use {
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SyntaxNode, SyntaxRoot, TreeRoot, AstNode,
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SyntaxKind::*,
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};
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{% for node in ast %}
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{% set Name = node.kind | camel %}
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{% for node, methods in ast %}
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#[derive(Debug, Clone, Copy)]
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pub struct {{ Name }}<R: TreeRoot = Arc<SyntaxRoot>> {
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pub struct {{ node }}<R: TreeRoot = Arc<SyntaxRoot>> {
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syntax: SyntaxNode<R>,
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}
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impl<R: TreeRoot> AstNode<R> for {{ Name }}<R> {
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impl<R: TreeRoot> AstNode<R> for {{ node }}<R> {
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fn cast(syntax: SyntaxNode<R>) -> Option<Self> {
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match syntax.kind() {
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{{ node.kind }} => Some({{ Name }} { syntax }),
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{{ node | upper }} => Some({{ node }} { syntax }),
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_ => None,
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}
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}
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fn syntax(&self) -> &SyntaxNode<R> { &self.syntax }
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}
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impl<R: TreeRoot> {{ Name }}<R> {
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{%- if node.collections -%}
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{%- for m in node.collections -%}
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impl<R: TreeRoot> {{ node }}<R> {
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{%- if methods.collections -%}
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{%- for m in methods.collections -%}
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{%- set method_name = m.0 -%}
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{%- set ChildName = m.1 | camel %}
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{%- set ChildName = m.1 %}
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pub fn {{ method_name }}<'a>(&'a self) -> impl Iterator<Item = {{ ChildName }}<R>> + 'a {
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self.syntax()
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.children()
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@ -33,10 +32,10 @@ impl<R: TreeRoot> {{ Name }}<R> {
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{% endfor -%}
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{%- endif -%}
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{%- if node.options -%}
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{%- for m in node.options -%}
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{%- if methods.options -%}
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{%- for m in methods.options -%}
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{%- set method_name = m.0 -%}
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{%- set ChildName = m.1 | camel %}
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{%- set ChildName = m.1 %}
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pub fn {{ method_name }}(&self) -> Option<{{ ChildName }}<R>> {
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self.syntax()
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.children()
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@ -213,21 +213,17 @@ Grammar(
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"SELF_PARAM",
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"ARG_LIST",
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],
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ast: [
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(
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kind: "FILE",
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ast: {
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"File": (
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collections: [
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["functions", "FUNCTION"]
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["functions", "Function"]
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]
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),
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(
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kind: "FUNCTION",
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"Function": (
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options: [
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["name", "NAME"]
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["name", "Name"]
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]
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),
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(
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kind: "NAME"
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),
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]
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"Name": (),
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},
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)
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