Templ.sublime-syntax

%YAML 1.2
---
# Replaces "https://packagecontrol.io/packages/Templ%20%28go%29"
# https://templ.guide/
# http://www.sublimetext.com/docs/syntax.html
name: Templ
scope: source.go.templ
version: 2

extends: Packages/Go/Go.sublime-syntax

file_extensions:
  - templ

contexts:

  match-keywords:
    - meta_prepend: true
    - include: match-keyword-templ

  match-keyword-templ:
    - match: \btempl\b(?!\s*\.)
      scope: keyword.declaration.component.go.templ
      push:
        - pop-templ-block
        - pop-func-parameter-list
        - pop-templ-name

  pop-templ-name:
    - match: '{{ident}}'
      scope: entity.name.component.go.templ
      pop: 1
    - include: pop-before-nonblank

  pop-templ-block:
    - match: \{
      scope: punctuation.section.block.begin.go.templ
      set: pop-templ-block-body
    - include: pop-before-nonblank

  pop-templ-block-body:
    - meta_scope: meta.block.go.templ
    - match: \}
      scope: punctuation.section.block.end.go.templ
      pop: 1
    - match: (@){{ident}}(?:(\.){{ident}})?
      scope: variable.function.event.go.templ
      captures:
        1: punctuation.definition.variable.go.templ
      push:
        - pop-templ-block
        - pop-arguments-starting-with-type
    - include: scope:text.html.go.templ
      apply_prototype: true

  match-string-templates:
    - meta_append: true
    # This context is used for interpolation within quoted or unquoted strings.
    # Matchs only if closing `}` is found on same line to avoid false positives.
    # It clears the `string` scope of the owning context.
    - match: ({)(-?)(?=.*?})
      captures:
        1: punctuation.section.interpolation.begin.go
        2: keyword.operator.template.trim.left.go
      push:
        - pop-now-clear-scope
        - match-template-inner
        - match-template-function
        - match-template-keyword

  match-text-templates:
    - meta_append: true
    # This context is used for interpolation in text or normal content.
    # It does not clear scopes of the owning context.
    - match: ({)(-?)
      captures:
        1: punctuation.section.interpolation.begin.go
        2: keyword.operator.template.trim.left.go
      push:
        - match-template-inner
        - match-template-function
        - match-template-keyword

  match-template-inner:
    - meta_scope: meta.interpolation.go
    - meta_content_scope: source.go.template
    - match: (-?)(})
      captures:
        1: keyword.operator.template.trim.right.go
        2: punctuation.section.interpolation.end.go
      pop: 1
    - include: match-template-expressions