aboutsummaryrefslogtreecommitdiff
path: root/plugins/language_php.lua
blob: fa1992ad3e6d525d7e82a409ba338f4302cdc732 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
-- mod-version:2 -- lite-xl 2.0
--[[
  language_php.lua
  provides php syntax support allowing mixed html, css and js
  version: 20210902_1
--]]
local syntax = require "core.syntax"

-- load syntax dependencies to add additional rules
require "plugins.language_css"
require "plugins.language_js"

-- define the core php syntax coloring
syntax.add {
  name = "PHP Source",
  files = { "%.phps$" },
  headers = "^<%?php",
  comment = "//",
  patterns = {
    -- Attributes
    { pattern = {"#%[", "%]"},               type = "normal"   },
    -- Comments
    { pattern = "//.-\n",                    type = "comment"  },
    { pattern = "#.-\n",                     type = "comment"  },
    { pattern = { "/%*", "%*/" },            type = "comment"  },
    -- The '\\' is for escaping to work on " or '
    { pattern = { '"', '"', '\\' },          type = "string"   },
    { pattern = { "'", "'", '\\' },          type = "string"   },
    { pattern = "0[bB][%d]+",                type = "number"   },
    { pattern = "0[xX][%da-fA-F]+",          type = "number"   },
    { pattern = "-?%d[%d_%.eE]*",            type = "number"   },
    { pattern = "-?%.?%d+",                  type = "number"   },
    { pattern = "[%.%+%-=/%*%^%%<>!~|&%?:]", type = "operator" },
     -- Variables
    { pattern = "%$[%w_]+",                  type = "keyword2" },
    -- Respect control structures, treat as keyword not function
    { pattern = "if[%s]*%f[(]",              type = "keyword"  },
    { pattern = "else[%s]*%f[(]",            type = "keyword"  },
    { pattern = "elseif[%s]*%f[(]",          type = "keyword"  },
    { pattern = "for[%s]*%f[(]",             type = "keyword"  },
    { pattern = "foreach[%s]*%f[(]",         type = "keyword"  },
    { pattern = "while[%s]*%f[(]",           type = "keyword"  },
    { pattern = "catch[%s]*%f[(]",           type = "keyword"  },
    { pattern = "switch[%s]*%f[(]",          type = "keyword"  },
    { pattern = "match[%s]*%f[(]",           type = "keyword"  },
    { pattern = "fn[%s]*%f[(]",              type = "keyword"  },
    -- All functions that aren't control structures
    { pattern = "[%a_][%w_]*[%s]*%f[(]",     type = "function" },
    -- Array type hint not added on symbols to also make it work
    -- as a function call
    { pattern = "array",                     type = "literal"  },
    -- Match static or namespace container on sub element access
    { pattern = "[%a_][%w_]*[%s]*%f[:]",     type = "literal"  },
    -- Uppercase constants of at least 3 characters in len
    { pattern = "%u[%u_][%u%d_]+",           type = "number"   },
    -- Magic constants
    { pattern = "__[%u]+__",                 type = "number"   },
    -- Everything else
    { pattern = "[%a_][%w_]*",               type = "symbol"   },
  },
  symbols = {
    ["return"] = "keyword",
    ["if"] = "keyword",
    ["else"] = "keyword",
    ["elseif"] = "keyword",
    ["endif"] = "keyword",
    ["declare"] = "keyword",
    ["enddeclare"] = "keyword",
    ["switch"] = "keyword",
    ["endswitch"] = "keyword",
    ["as"] = "keyword",
    ["do"] = "keyword",
    ["for"] = "keyword",
    ["endfor"] = "keyword",
    ["foreach"] = "keyword",
    ["endforeach"] = "keyword",
    ["while"] = "keyword",
    ["endwhile"] = "keyword",
    ["match"] = "keyword",
    ["case"] = "keyword",
    ["continue"] = "keyword",
    ["default"] = "keyword",
    ["break"] = "keyword",
    ["goto"] = "keyword",

    ["try"] = "keyword",
    ["catch"] = "keyword",
    ["throw"] = "keyword",
    ["finally"] = "keyword",

    ["class"] = "keyword",
    ["enum"] = "keyword",
    ["trait"] = "keyword",
    ["interface"] = "keyword",
    ["public"] = "keyword",
    ["static"] = "keyword",
    ["protected"] = "keyword",
    ["private"] = "keyword",
    ["readonly"] = "keyword",
    ["abstract"] = "keyword",
    ["final"] = "keyword",
    ["$this"] = "literal",

    ["function"] = "keyword",
    ["fn"] = "keyword",
    ["global"] = "keyword",
    ["var"] = "keyword",
    ["const"] = "keyword",

    ["bool"] = "literal",
    ["boolean"] = "literal",
    ["int"] = "literal",
    ["integer"] = "literal",
    ["real"] = "literal",
    ["double"] = "literal",
    ["float"] = "literal",
    ["string"] = "literal",
    ["object"] = "literal",
    ["callable"] = "literal",
    ["iterable"] = "literal",
    ["void"] = "literal",
    ["parent"] = "literal",
    ["self"] = "literal",
    ["mixed"] = "literal",
    ["never"] = "literal",

    ["namespace"] = "keyword",
    ["extends"] = "keyword",
    ["implements"] = "keyword",
    ["instanceof"] = "keyword",
    ["require"] = "keyword",
    ["require_once"] = "keyword",
    ["include"] = "keyword",
    ["include_once"] = "keyword",
    ["use"] = "keyword",
    ["new"] = "keyword",
    ["clone"] = "keyword",

    ["true"] = "number",
    ["false"] = "number",
    ["NULL"] = "number",
    ["null"] = "number",

    ["print"] = "function",
    ["echo"] = "function",
    ["exit"] = "function",
  },
}

-- allows html, css and js coloring on php files
syntax.add {
  name = "PHP",
  files = { "%.php$", "%.phtml" },
  comment = "//",
  patterns = {
    {
      pattern = {
        "<%?php%s+",
        "%?>"
      },
      syntax = ".phps",
      type = "keyword2"
    },
    {
      pattern = {
        "<%?=?",
        "%?>"
      },
      syntax = ".phps",
      type = "keyword2"
    },
    {
      pattern = {
        "<%s*[sS][cC][rR][iI][pP][tT]%s+[tT][yY][pP][eE]%s*=%s*" ..
          "['\"]%a+/[jJ][aA][vV][aA][sS][cC][rR][iI][pP][tT]['\"]%s*>",
        "<%s*/[sS][cC][rR][iI][pP][tT]>"
      },
      syntax = ".js",
      type = "function"
    },
    {
      pattern = {
        "<%s*[sS][cC][rR][iI][pP][tT]%s*>",
        "<%s*/%s*[sS][cC][rR][iI][pP][tT]>"
      },
      syntax = ".js",
      type = "function"
    },
    {
      pattern = {
        "<%s*[sS][tT][yY][lL][eE][^>]*>",
        "<%s*/%s*[sS][tT][yY][lL][eE]%s*>"
      },
      syntax = ".css",
      type = "function"
    },
    { pattern = { "<!%-%-", "%-%->" },     type = "comment"  },
    { pattern = { '%f[^>][^<]', '%f[<]' }, type = "normal"   },
    { pattern = { '"', '"', '\\' },        type = "string"   },
    { pattern = { "'", "'", '\\' },        type = "string"   },
    { pattern = "0x[%da-fA-F]+",           type = "number"   },
    { pattern = "-?%d+[%d%.]*f?",          type = "number"   },
    { pattern = "-?%.?%d+f?",              type = "number"   },
    { pattern = "%f[^<]![%a_][%w_]*",      type = "keyword2" },
    { pattern = "%f[^<][%a_][%w_]*",       type = "function" },
    { pattern = "%f[^<]/[%a_][%w_]*",      type = "function" },
    { pattern = "[%a_][%w_]*",             type = "keyword"  },
    { pattern = "[/<>=]",                  type = "operator" },
  },
  symbols = {},
}

-- allow coloring of php code inside css and js code
local syntaxes = { "css", "js" }
for _, ext in pairs(syntaxes) do
  local syntax_table = syntax.get("file."..ext, "")

  table.insert(
    syntax_table.patterns,
    1,
    {
      pattern = {
        "<%?=?",
        "%?>"
      },
      syntax = ".phps",
      type = "keyword2"
    }
  )

  table.insert(
    syntax_table.patterns,
    1,
    {
      pattern = {
        "<%?php%s+",
        "%?>"
      },
      syntax = ".phps",
      type = "keyword2"
    }
  )
end