fix(cfml): <cfinclude template> and cfinclude() link the code to the file they include (#2838)

Only cfscript's `include "x.cfm";`, written outside any function, linked
the including code to the template. CfmlExtractor never read
`<cfinclude template="...">`, which the grammar parses as a
cf_selfclose_tag whose name is only in the text after `<cf`, so the tag
form made nothing anywhere. cfscript's include hook read only the string
form, `cfinclude(template="x.cfm")` went through the call extractor as a
call to `cfinclude`, and the function-body walker never extracts import
statements, so an `include` in a function was dropped. Resolution went
through the generic pipeline: the file-name matcher links a relative path
like `../shared/helpers.cfm` only when no other file shares its name, and
past it the symbol strategies could take another template's import node
of the same path, or the including file itself.

Fix:
- `<cfinclude template="...">` is extracted like the script form: an
  import node in the scope it sits in (function, component, or the
  template's file) and an imports reference from that scope.
  `cfinclude(...)` and `include template="...";` make the same import and
  no call, and an `include` in a function body counts, from the function.
- A path built at runtime (`#dir#/x.cfm`) is no import, in every form.
- A CFML include of a template path resolves as CFML does: relative to the
  including file's directory, or from the project root for a leading `/`
  (less sure, 0.85), to the file at that path, ignoring case when one file
  matches. A path that names no file there goes to the file-name matcher,
  as before, but only ever to a file, and never to the including file.

Validation:
- New cfml-include.test.ts: the tag form at component level (same folder,
  ../, upper case, unquoted), in a function body inside <cfif>, in a
  template and from the web root; the script forms; runtime-built paths,
  cfinclude(template=variables.x) and <cfmodule> (no import); a relative
  path with a namesake elsewhere; an unmatched path that another template
  also includes, and a path whose only namesake is the includer. 5 of 7
  fail on main, all 7 pass.
- A/B vs main 51c4124d (CFML has no kernel path) on FW/1, BlogCFC,
  ColdBox, ContentBox, Preside, CFWheels and its vendor/wheels core as a
  project of its own: 127 new imports edges and 152 import nodes (36
  more resolved again to the same file, more surely); 9 import nodes of
  runtime-built paths gone; 1 edge gone, CFWheels' starter-app
  views/wheels/wheels.cfm including itself. No edge moved to another
  target. Every CFML imports edge in the fix graphs (225) targets a file
  named like the include path, and every relative path that stays inside
  the project reaches exactly that file but one: Wheels' Public.cfc
  including views/routetesterprocess.cfm, no file beside it, matched by
  name to public/views/routetesterprocess.cfm as before. express and flask
  controls byte-identical.
- Index time, median of 4 interleaved runs, CPU with workers, main vs
  fix: Preside 52.6 / 50.8 s, Wheels core 28.2 / 29.5 s. Within noise.

Refs #2651 (part 1; part 2 is a feature request and stays open)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/extraction/cfml-extractor.ts

@@ -417,6 +417,11 @@ export class CfmlExtractor {
       case 'cf_function_tag':
         if (declScope) this.extractFunctionTag(node, parentClassName ? containerId : undefined, containerId, parentClassName);
         return;
+      case 'cf_selfclose_tag':
+        // `<cfinclude template="…">`, wherever it is written (#2651). Its
+        // attributes are still walked below for `#hash#` expressions.
+        if (this.selfCloseTagName(node) === 'include') this.extractIncludeTag(node, containerId);
+        break;
       case 'cf_tag': {
         const name = this.cfTagName(node);
         if (name === 'interface' && declScope && !parentClassName) {
@@ -559,6 +564,60 @@ export class CfmlExtractor {
     return nameNode ? this.source.substring(nameNode.startIndex, nameNode.endIndex).toLowerCase() : undefined;
   }
 
+  /**
+   * A void tag's name, lowercased, without the `cf` prefix (`<cfInclude …>` →
+   * `include`). The grammar keeps no node for it: it is the text after `<cf`.
+   */
+  private selfCloseTagName(tag: SyntaxNode): string | undefined {
+    const match = /^<cf([A-Za-z_]\w*)/i.exec(this.source.slice(tag.startIndex, tag.startIndex + 64));
+    return match?.[1]?.toLowerCase();
+  }
+
+  /**
+   * `<cfinclude template="formlistshared.cfm">` (#2651) includes the template
+   * as cfscript's `include "formlistshared.cfm";` does, so it is extracted the
+   * same way: an import node in the scope it sits in (the function, the
+   * component, or the file of a template) and an `imports` reference from
+   * that scope, which the resolver links to the file. A template built at
+   * runtime (`template="#dir#/x.cfm"`) names no file the index can link.
+   */
+  private extractIncludeTag(tag: SyntaxNode, scopeId: string): void {
+    const valueNode = this.tagAttrValueNode(tag, 'template', true);
+    const template = valueNode ? this.source.substring(valueNode.startIndex, valueNode.endIndex).trim() : '';
+    if (!template) return;
+    // Qualified like the generic extractor's import nodes: under the scope's
+    // own name, without the file path (`baseform::formlistshared.cfm`).
+    const scope = this.nodes.find((n) => n.id === scopeId);
+    const prefix = !scope || scope.kind === 'file' ? '' : scope.kind === 'method' ? scope.qualifiedName : scope.name;
+    const line = tag.startPosition.row + 1;
+    const column = tag.startPosition.column;
+    const id = this.nodeIds.generate(this.filePath, 'import', template, line, column);
+    this.nodes.push({
+      id,
+      kind: 'import',
+      name: template,
+      qualifiedName: prefix ? `${prefix}::${template}` : template,
+      filePath: this.filePath,
+      language: this.language,
+      startLine: line,
+      endLine: tag.endPosition.row + 1,
+      startColumn: column,
+      endColumn: tag.endPosition.column,
+      signature: this.source.substring(tag.startIndex, tag.endIndex).trim(),
+      updatedAt: Date.now(),
+    });
+    this.edges.push({ source: scopeId, target: id, kind: 'contains' });
+    this.unresolvedReferences.push({
+      fromNodeId: scopeId,
+      referenceName: template,
+      referenceKind: 'imports',
+      filePath: this.filePath,
+      line,
+      column,
+      language: this.language,
+    });
+  }
+
   /**
    * Delegate a `<cfscript>...</cfscript>` tag body to the cfscript grammar.
    * With `parentClassName` set (the block sits at component scope), functions
@@ -691,9 +750,10 @@ export class CfmlExtractor {
   /**
    * The `attribute_value` node of a tag attribute — `undefined` when the tag
    * has no such attribute, `null` when its value isn't plain text (empty, or
-   * a `#hash#` expression).
+   * a `#hash#` expression). With `wholeValue`, also `null` when only part of
+   * the value is plain text (`template="#dir#/x.cfm"`).
    */
-  private tagAttrValueNode(tag: SyntaxNode, attrName: string): SyntaxNode | null | undefined {
+  private tagAttrValueNode(tag: SyntaxNode, attrName: string, wholeValue = false): SyntaxNode | null | undefined {
     const attrs: SyntaxNode[] = [];
     for (let i = 0; i < tag.namedChildCount; i++) {
       const child = tag.namedChild(i);
@@ -716,6 +776,7 @@ export class CfmlExtractor {
       const valueWrapper = attr.namedChildren.find(
         (c: SyntaxNode) => c.type === 'quoted_cf_attribute_value' || c.type === 'cf_attribute_value'
       );
+      if (wholeValue && valueWrapper?.namedChildCount !== 1) return null;
       return valueWrapper?.namedChildren.find((c: SyntaxNode) => c.type === 'attribute_value') ?? null;
     }
     return undefined;

src/extraction/languages/cfscript.ts

@@ -17,6 +17,44 @@ function cfmlVisibility(node: SyntaxNode): 'public' | 'private' | 'protected' |
   return undefined;
 }
 
+/**
+ * A string literal's text when it is written out in full, or null when a
+ * `#…#` expression builds it at runtime (`"#dir#/x.cfm"`): such a path names
+ * no file the index can link.
+ */
+function literalString(node: SyntaxNode | null | undefined, source: string): string | null {
+  if (node?.type !== 'string' || node.namedChildren.some((c: SyntaxNode) => c.type !== 'string_fragment')) return null;
+  return getNodeText(node, source).replace(/^["']|["']$/g, '').trim() || null;
+}
+
+/** The value of a `template=…` argument or attribute, when it is a literal string. */
+function templateArgument(node: SyntaxNode, source: string): string | null {
+  if (node.type !== 'assignment_expression') return null;
+  const left = getChildByField(node, 'left');
+  if (left?.type !== 'identifier' || getNodeText(left, source).toLowerCase() !== 'template') return null;
+  return literalString(getChildByField(node, 'right'), source);
+}
+
+/**
+ * Whether a call is `cfinclude(…)` — the function form of `include` and of
+ * `<cfinclude>` (ACF 11+, Lucee): an include of a template, not a call (#2651).
+ */
+export function isCfIncludeCall(node: SyntaxNode, source: string): boolean {
+  const fn = getChildByField(node, 'function');
+  return fn?.type === 'identifier' && getNodeText(fn, source).toLowerCase() === 'cfinclude';
+}
+
+/** The literal template `cfinclude(template="x.cfm")` or `cfinclude("x.cfm")` names. */
+function cfIncludeCallTemplate(node: SyntaxNode, source: string): string | null {
+  const args = getChildByField(node, 'arguments');
+  if (!args) return null;
+  for (const arg of args.namedChildren) {
+    const named = templateArgument(arg, source);
+    if (named) return named;
+  }
+  return literalString(args.namedChildren[0], source);
+}
+
 export const cfscriptExtractor: LanguageExtractor = {
   functionTypes: ['function_declaration', 'function_expression', 'arrow_function'],
   classTypes: ['component'],
@@ -45,10 +83,18 @@ export const cfscriptExtractor: LanguageExtractor = {
     const importText = source.substring(node.startIndex, node.endIndex).trim();
 
     if (node.type === 'include_statement') {
-      // `include "path/to/file.cfm";` — the included template path.
+      // `include "path/to/file.cfm";` — the included template path — or the
+      // attribute form, `include template="path/to/file.cfm";` (#2651). A
+      // path built at runtime (`include "#view#";`) is no import.
       const expr = node.namedChildren.find((c: SyntaxNode) => c.type === 'string');
-      if (!expr) return null;
-      const moduleName = getNodeText(expr, source).replace(/^["']|["']$/g, '');
+      const attr = expr ? undefined : node.namedChildren.find((c: SyntaxNode) => c.type === 'assignment_expression');
+      const moduleName = expr ? literalString(expr, source) : attr ? templateArgument(attr, source) : null;
+      return moduleName ? { moduleName, signature: importText } : null;
+    }
+
+    if (node.type === 'call_expression') {
+      // `cfinclude(template="path/to/file.cfm");` (#2651).
+      const moduleName = isCfIncludeCall(node, source) ? cfIncludeCallTemplate(node, source) : null;
       return moduleName ? { moduleName, signature: importText } : null;
     }
 

src/extraction/tree-sitter.ts

@@ -27,6 +27,7 @@ import { appendCppMacroMethods } from './languages/cpp-macro-methods';
 import { rustImplItemOwner, rustImplTypeName } from './languages/rust';
 import { goAliasTypeNames, goEmbeddedTypeName, goInterfaceMethodTypeNames, goStructFieldTypeNames } from './languages/go';
 import { dartMisparsedGenericCall, dartReceiverOf, isDartTypeName, pushDartTypeAliasRefs, pushDartTypeRefs } from './languages/dart';
+import { isCfIncludeCall } from './languages/cfscript';
 import { LiquidExtractor } from './liquid-extractor';
 import { RazorExtractor } from './razor-extractor';
 import { SvelteExtractor } from './svelte-extractor';
@@ -5166,6 +5167,13 @@ export class TreeSitterExtractor {
     const callerId = this.nodeStack[this.nodeStack.length - 1];
     if (!callerId) return;
 
+    // CFML `cfinclude(template="x.cfm")` includes a template, as `include
+    // "x.cfm";` does (#2651): an import of the file, never a call.
+    if (this.language === 'cfscript' && isCfIncludeCall(node, this.source)) {
+      this.extractImport(node);
+      return;
+    }
+
     // VB.NET: `foo(args)` is syntactically ambiguous between a call and an
     // index read, so the grammar parses non-empty parens as
     // array_access_expression (field `array`, not `function`) — even Roslyn
@@ -7249,6 +7257,10 @@ export class TreeSitterExtractor {
       // handler paths live in a raw token tree the call walker can't see.
       if (nodeType === 'macro_invocation') this.extractRustRouteMacro(node);
 
+      // A CFML `include "x.cfm";` in a function body includes the template
+      // there, as it does at component scope (#2651).
+      if (nodeType === 'include_statement' && this.language === 'cfscript') this.extractImport(node);
+
       if (this.extractor!.callTypes.includes(nodeType)) {
         this.extractCall(node);
       } else if (INSTANTIATION_KINDS.has(nodeType) || this.isVbnetConstructorShapedArrayCreation(node)) {