summaryrefslogtreecommitdiffstats
path: root/src/textfile_highlighters.cc
diff options
context:
space:
mode:
Diffstat (limited to 'src/textfile_highlighters.cc')
-rw-r--r--src/textfile_highlighters.cc464
1 files changed, 464 insertions, 0 deletions
diff --git a/src/textfile_highlighters.cc b/src/textfile_highlighters.cc
new file mode 100644
index 0000000..b0d2c52
--- /dev/null
+++ b/src/textfile_highlighters.cc
@@ -0,0 +1,464 @@
+/**
+ * Copyright (c) 2018, Timothy Stack
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * * Neither the name of Timothy Stack nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string>
+
+#include "textfile_highlighters.hh"
+
+#include "config.h"
+
+template<typename T, std::size_t N>
+static std::shared_ptr<lnav::pcre2pp::code>
+xpcre_compile(const T (&pattern)[N], int options = 0)
+{
+ return lnav::pcre2pp::code::from_const(pattern, options).to_shared();
+}
+
+void
+setup_highlights(highlight_map_t& hm)
+{
+ hm[{highlight_source_t::INTERNAL, "python"}]
+ = highlighter(xpcre_compile("(?:"
+ "\\bFalse\\b|"
+ "\\bNone\\b|"
+ "\\bTrue\\b|"
+ "\\band\\b|"
+ "\\bas\\b|"
+ "\\bassert\\b|"
+ "\\bbreak\\b|"
+ "\\bclass\\b|"
+ "\\bcontinue\\b|"
+ "\\bdef\\b|"
+ "\\bdel\\b|"
+ "\\belif\\b|"
+ "\\belse\\b|"
+ "\\bexcept\\b|"
+ "\\bfinally\\b|"
+ "\\bfor\\b|"
+ "\\bfrom\\b|"
+ "\\bglobal\\b|"
+ "\\bif\\b|"
+ "\\bimport\\b|"
+ "\\bin\\b|"
+ "\\bis\\b|"
+ "\\blambda\\b|"
+ "\\bnonlocal\\b|"
+ "\\bnot\\b|"
+ "\\bor\\b|"
+ "\\bpass\\b|"
+ "\\bprint\\b|"
+ "\\braise\\b|"
+ "\\breturn\\b|"
+ "\\btry\\b|"
+ "\\bwhile\\b|"
+ "\\bwith\\b|"
+ "\\byield\\b"
+ ")"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_PYTHON)
+ .with_role(role_t::VCR_KEYWORD);
+
+ hm[{highlight_source_t::INTERNAL, "rust"}]
+ = highlighter(xpcre_compile("(?:"
+ "\\bas\\b|"
+ "\\buse\\b|"
+ "\\bextern crate\\b|"
+ "\\bbreak\\b|"
+ "\\bconst\\b|"
+ "\\bcontinue\\b|"
+ "\\bcrate\\b|"
+ "\\belse\\b|"
+ "\\bif\\b|"
+ "\\bif let\\b|"
+ "\\benum\\b|"
+ "\\bextern\\b|"
+ "\\bfalse\\b|"
+ "\\bfn\\b|"
+ "\\bfor\\b|"
+ "\\bif\\b|"
+ "\\bimpl\\b|"
+ "\\bin\\b|"
+ "\\bfor\\b|"
+ "\\blet\\b|"
+ "\\bloop\\b|"
+ "\\bmatch\\b|"
+ "\\bmod\\b|"
+ "\\bmove\\b|"
+ "\\bmut\\b|"
+ "\\bpub\\b|"
+ "\\bimpl\\b|"
+ "\\bref\\b|"
+ "\\breturn\\b|"
+ "\\bSelf\\b|"
+ "\\bself\\b|"
+ "\\bstatic\\b|"
+ "\\bstruct\\b|"
+ "\\bsuper\\b|"
+ "\\btrait\\b|"
+ "\\btrue\\b|"
+ "\\btype\\b|"
+ "\\bunsafe\\b|"
+ "\\buse\\b|"
+ "\\bwhere\\b|"
+ "\\bwhile\\b|"
+ "\\babstract\\b|"
+ "\\balignof\\b|"
+ "\\bbecome\\b|"
+ "\\bbox\\b|"
+ "\\bdo\\b|"
+ "\\bfinal\\b|"
+ "\\bmacro\\b|"
+ "\\boffsetof\\b|"
+ "\\boverride\\b|"
+ "\\bpriv\\b|"
+ "\\bproc\\b|"
+ "\\bpure\\b|"
+ "\\bsizeof\\b|"
+ "\\btypeof\\b|"
+ "\\bunsized\\b|"
+ "\\bvirtual\\b|"
+ "\\byield\\b"
+ ")"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_RUST)
+ .with_role(role_t::VCR_KEYWORD);
+
+ hm[{highlight_source_t::INTERNAL, "clike"}]
+ = highlighter(xpcre_compile("(?:"
+ "\\babstract\\b|"
+ "\\bassert\\b|"
+ "\\basm\\b|"
+ "\\bauto\\b|"
+ "\\bbool\\b|"
+ "\\bbooleanif\\b|"
+ "\\bbreak\\b|"
+ "\\bbyte\\b|"
+ "\\bcase\\b|"
+ "\\bcatch\\b|"
+ "\\bchar\\b|"
+ "\\bclass\\b|"
+ "\\bconst\\b|"
+ "\\bconstexpr\\b|"
+ "\\bconst_cast\\b|"
+ "\\bcontinue\\b|"
+ "\\bdecltype\\b|"
+ "\\bdefault\\b|"
+ "\\bdelete\\b|"
+ "\\bdo\\b|"
+ "\\bdouble\\b|"
+ "\\bdynamic_cast\\b|"
+ "\\belse\\b|"
+ "\\benum\\b|"
+ "\\bexplicit\\b|"
+ "\\bextends\\b|"
+ "\\bextern\\b|"
+ "\\bfalse\\b|"
+ "\\bfinal\\b|"
+ "\\bfinally\\b|"
+ "\\bfloat\\b|"
+ "\\bfor\\b|"
+ "\\bfriend\\b|"
+ "\\bgoto\\b|"
+ "\\bif\\b|"
+ "\\bimplements\\b|"
+ "\\bimport\\b|"
+ "\\binline\\b|"
+ "\\binstanceof\\b|"
+ "\\bint\\b|"
+ "\\binterface\\b|"
+ "\\blong\\b|"
+ "\\bmutable\\b|"
+ "\\bnamespace\\b|"
+ "\\bnative\\b|"
+ "\\bnew\\b|"
+ "\\bnoexcept\\b|"
+ "\\bnullptr\\b|"
+ "\\boperator\\b|"
+ "\\bpackage\\b|"
+ "\\bprivate\\b|"
+ "\\bprotected\\b|"
+ "\\bpublic\\b|"
+ "\\breinterpret_cast\\b|"
+ "\\bregister\\b|"
+ "\\breturn\\b|"
+ "\\bshort\\b|"
+ "\\bsigned\\b|"
+ "\\bsizeof\\b|"
+ "\\bstatic\\b|"
+ "\\bstatic_cast\\b|"
+ "\\bstrictfp\\b|"
+ "\\bstruct\\b|"
+ "\\bsuper\\b|"
+ "\\bswitch\\b|"
+ "\\bsynchronized\\b|"
+ "\\btemplate\\b|"
+ "\\bthis\\b|"
+ "\\bthread_local\\b|"
+ "\\bthrow\\b|"
+ "\\bthrows\\b|"
+ "\\btransient\\b|"
+ "\\btry\\b|"
+ "\\btrue\\b|"
+ "\\btypedef\\b|"
+ "\\btypeid\\b|"
+ "\\btypename\\b|"
+ "\\bunion\\b|"
+ "\\bunsigned\\b|"
+ "\\busing\\b|"
+ "\\bvirtual\\b|"
+ "\\bvoid\\b|"
+ "\\bvolatile\\b|"
+ "\\bwchar_t\\b|"
+ "\\bwhile\\b"
+ ")"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_C_LIKE)
+ .with_text_format(text_format_t::TF_JAVA)
+ .with_role(role_t::VCR_KEYWORD);
+
+ hm[{highlight_source_t::INTERNAL, "sql.0.comment"}]
+ = highlighter(xpcre_compile("(?:(?<=[\\s;])|^)--.*"))
+ .with_text_format(text_format_t::TF_SQL)
+ .with_role(role_t::VCR_COMMENT);
+ hm[{highlight_source_t::INTERNAL, "sql.9.keyword"}]
+ = highlighter(xpcre_compile("(?:"
+ "\\bABORT\\b|"
+ "\\bACTION\\b|"
+ "\\bADD\\b|"
+ "\\bAFTER\\b|"
+ "\\bALL\\b|"
+ "\\bALTER\\b|"
+ "\\bANALYZE\\b|"
+ "\\bAND\\b|"
+ "\\bAS\\b|"
+ "\\bASC\\b|"
+ "\\bATTACH\\b|"
+ "\\bAUTOINCREMENT\\b|"
+ "\\bBEFORE\\b|"
+ "\\bBEGIN\\b|"
+ "\\bBETWEEN\\b|"
+ "\\bBOOLEAN\\b|"
+ "\\bBY\\b|"
+ "\\bCASCADE\\b|"
+ "\\bCASE\\b|"
+ "\\bCAST\\b|"
+ "\\bCHECK\\b|"
+ "\\bCOLLATE\\b|"
+ "\\bCOLUMN\\b|"
+ "\\bCOMMIT\\b|"
+ "\\bCONFLICT\\b|"
+ "\\bCONSTRAINT\\b|"
+ "\\bCREATE\\b|"
+ "\\bCROSS\\b|"
+ "\\bCURRENT_DATE\\b|"
+ "\\bCURRENT_TIME\\b|"
+ "\\bCURRENT_TIMESTAMP\\b|"
+ "\\bDATABASE\\b|"
+ "\\bDATETIME\\b|"
+ "\\bDEFAULT\\b|"
+ "\\bDEFERRABLE\\b|"
+ "\\bDEFERRED\\b|"
+ "\\bDELETE\\b|"
+ "\\bDESC\\b|"
+ "\\bDETACH\\b|"
+ "\\bDISTINCT\\b|"
+ "\\bDROP\\b|"
+ "\\bEACH\\b|"
+ "\\bELSE\\b|"
+ "\\bEND\\b|"
+ "\\bESCAPE\\b|"
+ "\\bEXCEPT\\b|"
+ "\\bEXCLUSIVE\\b|"
+ "\\bEXISTS\\b|"
+ "\\bEXPLAIN\\b|"
+ "\\bFAIL\\b|"
+ "\\bFLOAT\\b|"
+ "\\bFOR\\b|"
+ "\\bFOREIGN\\b|"
+ "\\bFROM\\b|"
+ "\\bFULL\\b|"
+ "\\bGLOB\\b|"
+ "\\bGROUP\\b|"
+ "\\bHAVING\\b|"
+ "\\bHIDDEN\\b|"
+ "\\bIF\\b|"
+ "\\bIGNORE\\b|"
+ "\\bIMMEDIATE\\b|"
+ "\\bIN\\b|"
+ "\\bINDEX\\b|"
+ "\\bINDEXED\\b|"
+ "\\bINITIALLY\\b|"
+ "\\bINNER\\b|"
+ "\\bINSERT\\b|"
+ "\\bINSTEAD\\b|"
+ "\\bINTEGER\\b|"
+ "\\bINTERSECT\\b|"
+ "\\bINTO\\b|"
+ "\\bIS\\b|"
+ "\\bISNULL\\b|"
+ "\\bJOIN\\b|"
+ "\\bKEY\\b|"
+ "\\bLEFT\\b|"
+ "\\bLIKE\\b|"
+ "\\bLIMIT\\b|"
+ "\\bMATCH\\b|"
+ "\\bNATURAL\\b|"
+ "\\bNO\\b|"
+ "\\bNOT\\b|"
+ "\\bNOTNULL\\b|"
+ "\\bNULL\\b|"
+ "\\bOF\\b|"
+ "\\bOFFSET\\b|"
+ "\\bON\\b|"
+ "\\bOR\\b|"
+ "\\bORDER\\b|"
+ "\\bOUTER\\b|"
+ "\\bPLAN\\b|"
+ "\\bPRAGMA\\b|"
+ "\\bPRIMARY\\b|"
+ "\\bQUERY\\b|"
+ "\\bRAISE\\b|"
+ "\\bRECURSIVE\\b|"
+ "\\bREFERENCES\\b|"
+ "\\bREGEXP\\b|"
+ "\\bREINDEX\\b|"
+ "\\bRELEASE\\b|"
+ "\\bRENAME\\b|"
+ "\\bREPLACE\\b|"
+ "\\bRESTRICT\\b|"
+ "\\bRIGHT\\b|"
+ "\\bROLLBACK\\b|"
+ "\\bROW\\b|"
+ "\\bSAVEPOINT\\b|"
+ "\\bSELECT\\b|"
+ "\\bSET\\b|"
+ "\\bTABLE\\b|"
+ "\\bTEMP\\b|"
+ "\\bTEMPORARY\\b|"
+ "\\bTEXT\\b|"
+ "\\bTHEN\\b|"
+ "\\bTO\\b|"
+ "\\bTRANSACTION\\b|"
+ "\\bTRIGGER\\b|"
+ "\\bUNION\\b|"
+ "\\bUNIQUE\\b|"
+ "\\bUPDATE\\b|"
+ "\\bUSING\\b|"
+ "\\bVACUUM\\b|"
+ "\\bVALUES\\b|"
+ "\\bVIEW\\b|"
+ "\\bVIRTUAL\\b|"
+ "\\bWHEN\\b|"
+ "\\bWHERE\\b|"
+ "\\bWITH\\b|"
+ "\\bWITHOUT\\b"
+ ")",
+ PCRE2_CASELESS))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_SQL)
+ .with_role(role_t::VCR_KEYWORD);
+
+ hm[{highlight_source_t::INTERNAL, "srcfile"}]
+ = highlighter(xpcre_compile(
+ "[\\w\\-_]+\\."
+ "(?:java|a|o|so|c|cc|cpp|cxx|h|hh|hpp|hxx|py|pyc|rb):"
+ "\\d+"))
+ .with_role(role_t::VCR_FILE);
+ hm[{highlight_source_t::INTERNAL, "1.stringd"}]
+ = highlighter(xpcre_compile(R"("(?:\\.|[^"])*")"))
+ .with_nestable(false)
+ .with_role(role_t::VCR_STRING);
+ hm[{highlight_source_t::INTERNAL, "1.strings"}]
+ = highlighter(xpcre_compile(R"((?<![A-WY-Za-qstv-z])'(?:\\.|[^'])*')"))
+ .with_nestable(false)
+ .with_role(role_t::VCR_STRING);
+ hm[{highlight_source_t::INTERNAL, "1.stringb"}]
+ = highlighter(xpcre_compile("`(?:\\\\.|[^`])*`"))
+ .with_nestable(false)
+ .with_role(role_t::VCR_STRING);
+ hm[{highlight_source_t::INTERNAL, "diffp"}]
+ = highlighter(xpcre_compile("^\\+.*")).with_role(role_t::VCR_DIFF_ADD);
+ hm[{highlight_source_t::INTERNAL, "diffm"}]
+ = highlighter(xpcre_compile("^(?:--- .*|-$|-[^-].*)"))
+ .with_role(role_t::VCR_DIFF_DELETE);
+ hm[{highlight_source_t::INTERNAL, "diffs"}]
+ = highlighter(xpcre_compile("^\\@@ .*"))
+ .with_role(role_t::VCR_DIFF_SECTION);
+ hm[{highlight_source_t::INTERNAL, "0.comment"}]
+ = highlighter(
+ xpcre_compile(
+ R"((?<=[\s;])//.*|/\*.*\*/|\(\*.*\*\)|^#\s*(?!include|if|ifndef|elif|else|endif|error|pragma|define|undef).*|\s+#.*|dnl.*)"))
+ .with_nestable(false)
+ .with_role(role_t::VCR_COMMENT);
+ hm[{highlight_source_t::INTERNAL, "javadoc"}]
+ = highlighter(
+ xpcre_compile("@(?:author|deprecated|exception|file|param|return|"
+ "see|since|throws|todo|version)"))
+ .with_role(role_t::VCR_DOC_DIRECTIVE);
+ hm[{highlight_source_t::INTERNAL, "var"}]
+ = highlighter(
+ xpcre_compile("(?:"
+ "(?:var\\s+)?([\\-\\w]+)\\s*[!=+\\-*/|&^]?=|"
+ "(?<!\\$)\\$(\\w+)|"
+ "(?<!\\$)\\$\\((\\w+)\\)|"
+ "(?<!\\$)\\$\\{(\\w+)\\}"
+ ")"))
+ .with_nestable(false)
+ .with_role(role_t::VCR_VARIABLE);
+ hm[{highlight_source_t::INTERNAL, "rust.sym"}]
+ = highlighter(xpcre_compile("\\b[A-Z_][A-Z0-9_]+\\b"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_RUST)
+ .with_role(role_t::VCR_SYMBOL);
+ hm[{highlight_source_t::INTERNAL, "rust.num"}]
+ = highlighter(xpcre_compile(R"(\b-?(?:\d+|0x[a-zA-Z0-9]+)\b)"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_RUST)
+ .with_role(role_t::VCR_NUMBER);
+ hm[{highlight_source_t::INTERNAL, "sym"}]
+ = highlighter(xpcre_compile("\\b[A-Z_][A-Z0-9_]+\\b"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_C_LIKE)
+ .with_text_format(text_format_t::TF_JAVA)
+ .with_role(role_t::VCR_SYMBOL);
+ hm[{highlight_source_t::INTERNAL, "cpp"}]
+ = highlighter(
+ xpcre_compile(
+ R"(^#\s*(?:include|ifdef|ifndef|if|else|elif|error|endif|define|undef|pragma))"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_C_LIKE)
+ .with_text_format(text_format_t::TF_JAVA)
+ .with_role(role_t::VCR_KEYWORD);
+ hm[{highlight_source_t::INTERNAL, "num"}]
+ = highlighter(xpcre_compile(R"(\b-?(?:\d+|0x[a-zA-Z0-9]+)\b)"))
+ .with_nestable(false)
+ .with_text_format(text_format_t::TF_C_LIKE)
+ .with_text_format(text_format_t::TF_JAVA)
+ .with_role(role_t::VCR_NUMBER);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 06:02:57 +0000