heuristics.yaml

---
extensions: [inp]
rules:
- lines: 1
  pattern: '^\*'
  filetype: abaqus
- lines: 500
  pattern: '^header surface data'
  ignore_case: true
  filetype: trasys
---
extensions: [asa]
rules:
- override: true
- filetype: aspvbs
---
extensions: [asp]
rules:
- override: true
- lines: 3
  pattern: 'perlscript'
  ignore_case: true
  filetype: aspperl
- filetype: aspvbs
---
extensions: [h]
rules:
- lines: 200
  pattern: '^\s*(@(interface|class|protocol|property|end|synchronised|selector|implementation)\b|#import\s+.+\.h[">])'
  rules:
  - if: "exists('g:c_syntax_for_h')"
    filetype: objc
  - filetype: objcpp
- if: "exists('g:c_syntax_for_h')"
  filetype: c
- if: "exists('g:ch_syntax_for_h')"
  filetype: ch
- filetype: cpp
---
extensions: [m]
rules:
- lines: 100
  rules:
  - pattern: '^\s*/\*'
    set: 'saw_comment'
  - pattern: '^\s*(@(interface|class|protocol|property|end|synchronised|selector|implementation)\b|#import\s+.+\.h[">])'
    filetype: objc
  - pattern: '^\s*%'
    if: "!has_key(g:polyglot_is_disabled, 'octave')"
    filetype: octave
  - pattern: '^\s*%'
    if: "has_key(g:polyglot_is_disabled, 'octave')"
    filetype: matlab
  - pattern: '^\s*\(\*'
    filetype: mma
  - pattern: '^\s*((type|var)\b|--)'
    ignore_case: true
    filetype: murphi
- if: "saw_comment"
  filetype: objc
- override: true
- filetype: octave
  if: "!has_key(g:polyglot_is_disabled, 'octave')"
- filetype: matlab
  if: "has_key(g:polyglot_is_disabled, 'octave')"
---
extensions: [fs]
rules:
- lines: 50
  rules:
  - pattern: '^(: |new-device)'
    filetype: forth
  - pattern: '^\s*(#light|import|let|module|namespace|open|type)'
    filetype: fsharp
  - pattern: '\s*(#version|precision|uniform|varying|vec[234])'
    filetype: glsl
- override: true
- filetype: forth
---
extensions: [frag]
rules:
- lines: 50
  rules:
  - pattern: '\s*(#version|precision|uniform|varying|vec[234])'
    filetype: glsl
---
extensions: [re]
rules:
- lines: 50
  rules:
  - pattern: '^\s*#(?:(?:if|ifdef|define|pragma)\s+\w|\s*include\s+[<"]|template\s*<)'
    filetype: cpp
  - filetype: reason
---
extensions: [idr]
rules:
- lines: 5
  rules:
  - pattern: '^\s*--.*[Ii]dris ?1'
    filetype: idris
  - pattern: '^\s*--.*[Ii]dris ?2'
    filetype: idris2
- lines: 30
  rules:
  - pattern: '^pkgs =.*'
    filetype: idris
  - pattern: '^depends =.*'
    filetype: idris2
  - pattern: '^%language (TypeProviders|ElabReflection)'
    filetype: idris
  - pattern: '^%language PostfixProjections'
    filetype: idris2
  - pattern: '^%access .*'
    filetype: idris
- override: true
- filetype: idris2
---
extensions: [lidr]
rules:
- lines: 200
  pattern: '^>\s*--.*[Ii]dris ?1'
  filetype: lidris
- filetype: lidris2
---
extensions: [bas]
rules:
- lines: 5
  pattern: 'VB_Name|Begin VB\.(Form|MDIForm|UserControl)'
  filetype: vb
  ignore_case: true
- filetype: basic
---
extensions: [pm]
rules:
- lines: 1
  rules:
  - pattern: 'XPM2'
    filetype: xpm2
  - pattern: 'XPM'
    filetype: xpm
- lines: 50
  rules:
  - pattern: '^\s*(?:use\s+v6\b|\bmodule\b|\b(?:my\s+)?class\b)'
    filetype: raku
  - pattern: '\buse\s+(?:strict\b|v?5\.)'
    filetype: perl
- override: true
- filetype: perl
  shebang: true
  fallback: true
---
extensions: [pl]
rules:
- lines: 1
  or:
  - pattern: '^[^#]*:-'
  - pattern: '^\s*(?:%|/\*)'
  - pattern: '\.\s*$'
  filetype: prolog
- lines: 50
  rules:
  - pattern: '^\s*(?:use\s+v6\b|\bmodule\b|\b(?:my\s+)?class\b)'
    filetype: raku
  - pattern: '\buse\s+(?:strict\b|v?5\.)'
    filetype: perl
- override: true
- filetype: perl
  shebang: true
  fallback: true
---
extensions: [t]
rules:
- lines: 5
  pattern: '^\.'
  filetype: nroff
- lines: 50
  rules:
  - pattern: '^\s*(?:use\s+v6\b|\bmodule\b|\b(?:my\s+)?class\b)'
    filetype: raku
  - pattern: '\buse\s+(?:strict\b|v?5\.)'
    filetype: perl
  ## I haven't found turing syntax for vim...
  # - pattern: '^\s*%[ \t]+|^\s*var\s+\w+(\s*:\s*\w+)?\s*:=\s*\w+'
  #   filetype: turing
- override: true
- filetype: perl
  shebang: true
  fallback: true
---
extensions: [tt2]
rules:
- lines: 3
  pattern: '<(?:!DOCTYPE HTML|[%?]|html)'
  ignore_case: true
  filetype: tt2html
- filetype: tt2
---
extensions: [html]
rules:
- lines: 1
  pattern: '^(%|<[%&].*>)'
  filetype: mason
- lines: 50
  rules:
  - pattern: '{%-?\s*(end.*|extends|block|macro|set|if|for|include|trans|load)\b|{#\s+'
    filetype: htmldjango
  - pattern: '\bDTD\s+XHTML\s'
    filetype: xhtml
- filetype: html
  fallback: true