summaryrefslogtreecommitdiff
path: root/context/data/scite/lexers/scite-context-lexer-pdf.lua
diff options
context:
space:
mode:
Diffstat (limited to 'context/data/scite/lexers/scite-context-lexer-pdf.lua')
-rw-r--r--context/data/scite/lexers/scite-context-lexer-pdf.lua80
1 files changed, 0 insertions, 80 deletions
diff --git a/context/data/scite/lexers/scite-context-lexer-pdf.lua b/context/data/scite/lexers/scite-context-lexer-pdf.lua
deleted file mode 100644
index 685fdb16e..000000000
--- a/context/data/scite/lexers/scite-context-lexer-pdf.lua
+++ /dev/null
@@ -1,80 +0,0 @@
-local info = {
- version = 1.002,
- comment = "scintilla lpeg lexer for pdf",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files",
-}
-
-if not lexer._CONTEXTEXTENSIONS then require("scite-context-lexer") end
-
-local lexer = lexer
-local token = lexer.token
-local P, R, S = lpeg.P, lpeg.R, lpeg.S
-
-local pdflexer = { _NAME = "pdf", _FILENAME = "scite-context-lexer-pdf" }
-local whitespace = lexer.WHITESPACE -- triggers states
-
-local pdfobjectlexer = lexer.load("scite-context-lexer-pdf-object")
-local pdfxreflexer = lexer.load("scite-context-lexer-pdf-xref")
-
-local context = lexer.context
-local patterns = context.patterns
-
-local space = patterns.space
-local spacing = patterns.spacing
-local nospacing = patterns.nospacing
-local anything = patterns.anything
-local restofline = patterns.restofline
-
-local t_spacing = token(whitespace, spacing)
-local t_rest = token("default", nospacing) -- anything
-
-local p_obj = P("obj")
-local p_endobj = P("endobj")
-local p_xref = P("xref")
-local p_startxref = P("startxref")
-local p_eof = P("%%EOF")
-local p_trailer = P("trailer")
-
-local p_objectnumber = patterns.cardinal
-local p_comment = P('%') * restofline
-
-local t_comment = token("comment", p_comment)
-local t_openobject = token("warning", p_objectnumber)
- * t_spacing
- * token("warning", p_objectnumber)
- * t_spacing
- * token("keyword", p_obj)
- * t_spacing^0
-local t_closeobject = token("keyword", p_endobj)
-
--- We could do clever xref parsing but why should we (i.e. we should check for
--- the xref body. As a pdf file is not edited, we could do without a nested
--- lexer anyway.
-
-local t_trailer = token("keyword", p_trailer)
- * t_spacing
- * pdfobjectlexer._shared.dictionary
-
-local t_openxref = token("plain", p_xref)
-local t_closexref = token("plain", p_startxref)
- + token("comment", p_eof)
- + t_trailer
-local t_startxref = token("plain", p_startxref)
- * t_spacing
- * token("number", R("09")^1)
-
-lexer.embed_lexer(pdflexer, pdfobjectlexer, t_openobject, t_closeobject)
-lexer.embed_lexer(pdflexer, pdfxreflexer, t_openxref, t_closexref)
-
-pdflexer._rules = {
- { 'whitespace', t_spacing },
- { 'comment', t_comment },
- { 'xref', t_startxref },
- { 'rest', t_rest },
-}
-
-pdflexer._tokenstyles = context.styleset
-
-return pdflexer