Branch: refs/heads/master Author: Enrico Tröger enrico.troeger@uvena.de Committer: Enrico Tröger enrico.troeger@uvena.de Date: Sun, 28 Jun 2015 13:46:23 UTC Commit: 8a6fbd978691fa324bd5c5ff171bcd508e3b466c https://github.com/geany/geany/commit/8a6fbd978691fa324bd5c5ff171bcd508e3b46...
Log Message: ----------- Add PowerShell tag parser
Modified Paths: -------------- src/filetypes.c src/symbols.c tagmanager/ctags/Makefile.am tagmanager/ctags/makefile.win32 tagmanager/ctags/parsers.h tagmanager/ctags/powershell.c tagmanager/src/tm_parser.h tests/ctags/Makefile.am tests/ctags/simple.ps1 tests/ctags/simple.ps1.tags wscript
Modified: src/filetypes.c 2 lines changed, 1 insertions(+), 1 deletions(-) =================================================================== @@ -188,7 +188,7 @@ static void init_builtin_filetypes(void) FT_INIT( ASCIIDOC, ASCIIDOC, "Asciidoc", NULL, SOURCE_FILE, MARKUP ); FT_INIT( ABAQUS, ABAQUS, "Abaqus", NULL, SOURCE_FILE, SCRIPT ); FT_INIT( BATCH, NONE, "Batch", NULL, SCRIPT, SCRIPT ); - FT_INIT( POWERSHELL, NONE, "PowerShell", NULL, SOURCE_FILE, SCRIPT ); + FT_INIT( POWERSHELL, POWERSHELL, "PowerShell", NULL, SOURCE_FILE, SCRIPT ); FT_INIT( RUST, RUST, "Rust", NULL, SOURCE_FILE, COMPILED ); FT_INIT( COFFEESCRIPT, NONE, "CoffeeScript", NULL, SOURCE_FILE, SCRIPT ); FT_INIT( GO, GO, "Go", NULL, SOURCE_FILE, COMPILED );
Modified: src/symbols.c 3 lines changed, 2 insertions(+), 1 deletions(-) =================================================================== @@ -286,7 +286,7 @@ GString *symbols_find_typenames_as_string(gint lang, gboolean global) * type. * @param ft_id File type identifier. * @return The context separator string. - * + * * Returns non-printing sequence "\x03" ie ETX (end of text) for filetypes * without a context separator. * @@ -302,6 +302,7 @@ const gchar *symbols_get_context_separator(gint ft_id) case GEANY_FILETYPES_GLSL: /* for structs */ /*case GEANY_FILETYPES_RUBY:*/ /* not sure what to use atm*/ case GEANY_FILETYPES_PHP: + case GEANY_FILETYPES_POWERSHELL: case GEANY_FILETYPES_RUST: case GEANY_FILETYPES_ZEPHIR: return "::";
Modified: tagmanager/ctags/Makefile.am 1 lines changed, 1 insertions(+), 0 deletions(-) =================================================================== @@ -43,6 +43,7 @@ parsers = \ pascal.c \ perl.c \ php.c \ + powershell.c \ python.c \ r.c \ rest.c \
Modified: tagmanager/ctags/makefile.win32 2 lines changed, 1 insertions(+), 1 deletions(-) =================================================================== @@ -45,7 +45,7 @@ clean: -$(RM) deps.mak *.o $(COMPLIB)
$(COMPLIB): abaqus.o abc.o args.o c.o cobol.o erlang.o fortran.o make.o conf.o pascal.o perl.o php.o diff.o vhdl.o verilog.o lua.o js.o json.o \ -actionscript.o nsis.o objc.o \ +actionscript.o nsis.o objc.o powershell.c \ haskell.o haxe.o html.o python.o lregex.o asciidoc.o rest.o sh.o ctags.o entry.o get.o keyword.o nestlevel.o \ options.o \ parse.o basic.o read.o sort.o strlist.o latex.o markdown.o matlab.o docbook.o tcl.o ruby.o rust.o asm.o sql.o txt2tags.o css.o \
Modified: tagmanager/ctags/parsers.h 3 lines changed, 2 insertions(+), 1 deletions(-) =================================================================== @@ -65,7 +65,8 @@ RustParser, \ GoParser, \ JsonParser, \ - ZephirParser + ZephirParser, \ + PowerShellParser
#endif /* _PARSERS_H */
Modified: tagmanager/ctags/powershell.c 628 lines changed, 628 insertions(+), 0 deletions(-) =================================================================== @@ -0,0 +1,628 @@ +/* +* Copyright (c) 2015, Enrico Tröger enrico.troeger@uvena.de +* +* Loosely based on the PHP tags parser since the syntax is somewhat similar +* regarding variable and function definitions. +* +* This source code is released for free distribution under the terms of the +* GNU General Public License. +* +* This module contains code for generating tags for Windows PowerShell scripts. +*/ + +/* +* INCLUDE FILES +*/ +#include "general.h" /* must always come first */ +#include "main.h" +#include "parse.h" +#include "read.h" +#include "vstring.h" +#include "keyword.h" +#include "entry.h" +#include <string.h> + +#define SCOPE_SEPARATOR "::" + + +#define ARRAY_LENGTH(array) (sizeof array / sizeof array[0]) + +#define ACCESS_UNDEFINED NULL +static const char *const accessTypes[] = { + ACCESS_UNDEFINED, + "global", + "local", + "script", + "private" +}; + +typedef enum { + K_FUNCTION, + K_VARIABLE, + COUNT_KIND +} powerShellKind; + +static kindOption PowerShellKinds[COUNT_KIND] = { + { TRUE, 'f', "function", "functions" }, + { TRUE, 'v', "variable", "variables" } +}; + + +typedef enum eTokenType { + TOKEN_UNDEFINED, + TOKEN_EOF, + TOKEN_CLOSE_PAREN, + TOKEN_SEMICOLON, + TOKEN_COLON, + TOKEN_COMMA, + TOKEN_KEYWORD, + TOKEN_OPEN_PAREN, + TOKEN_OPERATOR, + TOKEN_IDENTIFIER, + TOKEN_STRING, + TOKEN_PERIOD, + TOKEN_OPEN_CURLY, + TOKEN_CLOSE_CURLY, + TOKEN_EQUAL_SIGN, + TOKEN_OPEN_SQUARE, + TOKEN_CLOSE_SQUARE, + TOKEN_VARIABLE +} tokenType; + +typedef struct { + tokenType type; + vString * string; + vString * scope; + unsigned long lineNumber; + MIOPos filePosition; + int parentKind; /* -1 if none */ +} tokenInfo; + + +static const char *findValidAccessType (const char *const access) +{ + unsigned int i; + if (access == ACCESS_UNDEFINED) + return ACCESS_UNDEFINED; /* early out to save the for-loop if possible */ + for (i = 0; i < ARRAY_LENGTH(accessTypes); i++) + { + if (accessTypes[i] == ACCESS_UNDEFINED) + continue; + if (strcasecmp (access, accessTypes[i]) == 0) + return accessTypes[i]; + i++; + } + return ACCESS_UNDEFINED; +} + +static void initPowerShellEntry (tagEntryInfo *const e, const tokenInfo *const token, + const powerShellKind kind, const char *const access) +{ + initTagEntry (e, vStringValue (token->string)); + + e->lineNumber = token->lineNumber; + e->filePosition = token->filePosition; + e->kindName = PowerShellKinds[kind].name; + e->kind = (char) PowerShellKinds[kind].letter; + + if (access != NULL) + e->extensionFields.access = access; + if (vStringLength (token->scope) > 0) + { + int parentKind = token->parentKind; + Assert (parentKind >= 0); + + e->extensionFields.scope[0] = PowerShellKinds[parentKind].name; + e->extensionFields.scope[1] = vStringValue (token->scope); + } +} + +static void makeSimplePowerShellTag (const tokenInfo *const token, const powerShellKind kind, + const char *const access) +{ + if (PowerShellKinds[kind].enabled) + { + tagEntryInfo e; + + initPowerShellEntry (&e, token, kind, access); + makeTagEntry (&e); + } +} + +static void makeFunctionTag (const tokenInfo *const token, const vString *const arglist, + const char *const access) +{ + if (PowerShellKinds[K_FUNCTION].enabled) + { + tagEntryInfo e; + + initPowerShellEntry (&e, token, K_FUNCTION, access); + + if (arglist) + e.extensionFields.arglist = vStringValue (arglist); + + makeTagEntry (&e); + } +} + +static tokenInfo *newToken (void) +{ + tokenInfo *const token = xMalloc (1, tokenInfo); + + token->type = TOKEN_UNDEFINED; + token->string = vStringNew (); + token->scope = vStringNew (); + token->lineNumber = getSourceLineNumber (); + token->filePosition = getInputFilePosition (); + token->parentKind = -1; + + return token; +} + +static void deleteToken (tokenInfo *const token) +{ + vStringDelete (token->string); + vStringDelete (token->scope); + eFree (token); +} + +static void copyToken (tokenInfo *const dest, const tokenInfo *const src, + boolean scope) +{ + dest->lineNumber = src->lineNumber; + dest->filePosition = src->filePosition; + dest->type = src->type; + vStringCopy (dest->string, src->string); + dest->parentKind = src->parentKind; + if (scope) + vStringCopy (dest->scope, src->scope); +} + +static void addToScope (tokenInfo *const token, const vString *const extra) +{ + if (vStringLength (token->scope) > 0) + vStringCatS (token->scope, SCOPE_SEPARATOR); + vStringCatS (token->scope, vStringValue (extra)); + vStringTerminate (token->scope); +} + +static boolean isIdentChar (const int c) +{ + return (isalnum (c) || c == ':' || c == '_' || c == '-' || c >= 0x80); +} + +static int skipToCharacter (const int c) +{ + int d; + do + { + d = fileGetc (); + } while (d != EOF && d != c); + return d; +} + +static void parseString (vString *const string, const int delimiter) +{ + while (TRUE) + { + int c = fileGetc (); + + if (c == '\' && (c = fileGetc ()) != EOF) + vStringPut (string, (char) c); + else if (c == EOF || c == delimiter) + break; + else + vStringPut (string, (char) c); + } + vStringTerminate (string); +} + +static void parseIdentifier (vString *const string, const int firstChar) +{ + int c = firstChar; + do + { + vStringPut (string, (char) c); + c = fileGetc (); + } while (isIdentChar (c)); + fileUngetc (c); + vStringTerminate (string); +} + +static boolean isTokenFunction (vString *const name) +{ + return (strcasecmp (vStringValue (name), "function") == 0 || + strcasecmp (vStringValue (name), "filter") == 0); +} + +static boolean isSpace (int c) +{ + return (c == '\t' || c == ' ' || c == '\v' || + c == '\n' || c == '\r' || c == '\f'); +} + +static int skipWhitespaces (int c) +{ + while (isSpace (c)) + c = fileGetc (); + return c; +} + +static int skipSingleComment (void) +{ + int c; + do + { + c = fileGetc (); + if (c == '\r') + { + int next = fileGetc (); + if (next != '\n') + fileUngetc (next); + else + c = next; + } + } while (c != EOF && c != '\n' && c != '\r'); + return c; +} + +static void readToken (tokenInfo *const token) +{ + int c; + + token->type = TOKEN_UNDEFINED; + vStringClear (token->string); + +getNextChar: + + c = fileGetc (); + c = skipWhitespaces (c); + + token->lineNumber = getSourceLineNumber (); + token->filePosition = getInputFilePosition (); + + switch (c) + { + case EOF: token->type = TOKEN_EOF; break; + case '(': token->type = TOKEN_OPEN_PAREN; break; + case ')': token->type = TOKEN_CLOSE_PAREN; break; + case ';': token->type = TOKEN_SEMICOLON; break; + case ',': token->type = TOKEN_COMMA; break; + case '.': token->type = TOKEN_PERIOD; break; + case ':': token->type = TOKEN_COLON; break; + case '{': token->type = TOKEN_OPEN_CURLY; break; + case '}': token->type = TOKEN_CLOSE_CURLY; break; + case '[': token->type = TOKEN_OPEN_SQUARE; break; + case ']': token->type = TOKEN_CLOSE_SQUARE; break; + case '=': token->type = TOKEN_EQUAL_SIGN; break; + + case ''': + case '"': + token->type = TOKEN_STRING; + parseString (token->string, c); + token->lineNumber = getSourceLineNumber (); + token->filePosition = getInputFilePosition (); + break; + + case '<': + { + int d = fileGetc (); + if (d == '#') + { + /* <# ... #> multiline comment */ + do + { + c = skipToCharacter ('#'); + if (c != EOF) + { + c = fileGetc (); + if (c == '>') + break; + else + fileUngetc (c); + } + } while (c != EOF); + goto getNextChar; + } + else + { + fileUngetc (d); + token->type = TOKEN_UNDEFINED; + } + break; + } + + case '#': /* comment */ + skipSingleComment (); + goto getNextChar; + break; + + case '+': + case '-': + case '*': + case '/': + case '%': + { + int d = fileGetc (); + if (d != '=') + fileUngetc (d); + token->type = TOKEN_OPERATOR; + break; + } + + case '$': /* variable start */ + { + int d = fileGetc (); + if (! isIdentChar (d)) + { + fileUngetc (d); + token->type = TOKEN_UNDEFINED; + } + else + { + parseIdentifier (token->string, d); + token->type = TOKEN_VARIABLE; + } + break; + } + + default: + if (! isIdentChar (c)) + token->type = TOKEN_UNDEFINED; + else + { + parseIdentifier (token->string, c); + if (isTokenFunction (token->string)) + token->type = TOKEN_KEYWORD; + else + token->type = TOKEN_IDENTIFIER; + } + break; + } +} + +static void enterScope (tokenInfo *const parentToken, + const vString *const extraScope, + const int parentKind); + +/* strip a possible PowerShell scope specification and convert it to accessType */ +static const char *parsePowerShellScope (tokenInfo *const token) +{ + const char *access = ACCESS_UNDEFINED; + const char *const tokenName = vStringValue (token->string); + const char *powershellScopeEnd; + + powershellScopeEnd = strchr (tokenName, ':'); + if (powershellScopeEnd) + { + size_t powershellScopeLen; + vString * powershellScope = vStringNew (); + + powershellScopeLen = (size_t)(powershellScopeEnd - tokenName); + /* extract the scope */ + vStringNCopyS (powershellScope, tokenName, powershellScopeLen); + vStringTerminate (powershellScope); + /* cut the resulting scope string from the identifier */ + memmove (token->string->buffer, + /* +1 to skip the leading colon */ + token->string->buffer + powershellScopeLen + 1, + /* +1 for the skipped leading colon and - 1 to include the trailing \0 byte */ + token->string->length + 1 - powershellScopeLen - 1); + token->string->length -= powershellScopeLen + 1; + + access = findValidAccessType (vStringValue (powershellScope)); + + vStringDelete (powershellScope); + } + return access; +} + + +/* parse a function + * + * function myfunc($foo, $bar) {} + */ +static boolean parseFunction (tokenInfo *const token) +{ + boolean readNext = TRUE; + tokenInfo *nameFree = NULL; + const char *access; + + readToken (token); + + if (token->type != TOKEN_IDENTIFIER) + return FALSE; + + access = parsePowerShellScope (token); + + nameFree = newToken (); + copyToken (nameFree, token, TRUE); + readToken (token); + + if (token->type == TOKEN_OPEN_PAREN) + { + vString *arglist = vStringNew (); + int depth = 1; + + vStringPut (arglist, '('); + do + { + readToken (token); + + switch (token->type) + { + case TOKEN_OPEN_PAREN: depth++; break; + case TOKEN_CLOSE_PAREN: depth--; break; + default: break; + } + /* display part */ + switch (token->type) + { + case TOKEN_CLOSE_CURLY: vStringPut (arglist, '}'); break; + case TOKEN_CLOSE_PAREN: vStringPut (arglist, ')'); break; + case TOKEN_CLOSE_SQUARE: vStringPut (arglist, ']'); break; + case TOKEN_COLON: vStringPut (arglist, ':'); break; + case TOKEN_COMMA: vStringCatS (arglist, ", "); break; + case TOKEN_EQUAL_SIGN: vStringCatS (arglist, " = "); break; + case TOKEN_OPEN_CURLY: vStringPut (arglist, '{'); break; + case TOKEN_OPEN_PAREN: vStringPut (arglist, '('); break; + case TOKEN_OPEN_SQUARE: vStringPut (arglist, '['); break; + case TOKEN_PERIOD: vStringPut (arglist, '.'); break; + case TOKEN_SEMICOLON: vStringPut (arglist, ';'); break; + case TOKEN_STRING: vStringCatS (arglist, "'...'"); break; + + case TOKEN_IDENTIFIER: + case TOKEN_KEYWORD: + case TOKEN_VARIABLE: + { + switch (vStringLast (arglist)) + { + case 0: + case ' ': + case '{': + case '(': + case '[': + case '.': + /* no need for a space between those and the identifier */ + break; + + default: + vStringPut (arglist, ' '); + break; + } + if (token->type == TOKEN_VARIABLE) + vStringPut (arglist, '$'); + vStringCat (arglist, token->string); + break; + } + + default: break; + } + } + while (token->type != TOKEN_EOF && depth > 0); + + vStringTerminate (arglist); + + makeFunctionTag (nameFree, arglist, access); + vStringDelete (arglist); + + readToken (token); + } + else if (token->type == TOKEN_OPEN_CURLY) + { /* filters doesn't need to have an arglist */ + makeFunctionTag (nameFree, NULL, access); + } + + if (token->type == TOKEN_OPEN_CURLY) + enterScope (token, nameFree->string, K_FUNCTION); + else + readNext = FALSE; + + if (nameFree) + deleteToken (nameFree); + + return readNext; +} + +/* parses declarations of the form + * $var = VALUE + */ +static boolean parseVariable (tokenInfo *const token) +{ + tokenInfo *name; + boolean readNext = TRUE; + const char *access; + + name = newToken (); + copyToken (name, token, TRUE); + + readToken (token); + if (token->type == TOKEN_EQUAL_SIGN) + { + if (token->parentKind != K_FUNCTION) + { /* ignore local variables (i.e. within a function) */ + access = parsePowerShellScope (name); + makeSimplePowerShellTag (name, K_VARIABLE, access); + readNext = TRUE; + } + } + else + readNext = FALSE; + + deleteToken (name); + + return readNext; +} + +static void enterScope (tokenInfo *const parentToken, + const vString *const extraScope, + const int parentKind) +{ + tokenInfo *token = newToken (); + int origParentKind = parentToken->parentKind; + + copyToken (token, parentToken, TRUE); + + if (extraScope) + { + addToScope (token, extraScope); + token->parentKind = parentKind; + } + + readToken (token); + while (token->type != TOKEN_EOF && + token->type != TOKEN_CLOSE_CURLY) + { + boolean readNext = TRUE; + + switch (token->type) + { + case TOKEN_OPEN_CURLY: + enterScope (token, NULL, -1); + break; + + case TOKEN_KEYWORD: + readNext = parseFunction (token); + break; + + case TOKEN_VARIABLE: + readNext = parseVariable (token); + break; + + default: break; + } + + if (readNext) + readToken (token); + } + + copyToken (parentToken, token, FALSE); + parentToken->parentKind = origParentKind; + deleteToken (token); +} + +static void findPowerShellTags (void) +{ + tokenInfo *const token = newToken (); + + do + { + enterScope (token, NULL, -1); + } + while (token->type != TOKEN_EOF); /* keep going even with unmatched braces */ + + deleteToken (token); +} + +extern parserDefinition* PowerShellParser (void) +{ + static const char *const extensions [] = { "ps1", "psm1", NULL }; + parserDefinition* def = parserNew ("PowerShell"); + def->kinds = PowerShellKinds; + def->kindCount = KIND_COUNT (PowerShellKinds); + def->extensions = extensions; + def->parser = findPowerShellTags; + return def; +} + +/* vi:set tabstop=4 shiftwidth=4: */
Modified: tagmanager/src/tm_parser.h 1 lines changed, 1 insertions(+), 0 deletions(-) =================================================================== @@ -72,6 +72,7 @@ typedef enum TM_PARSER_GO, TM_PARSER_JSON, TM_PARSER_ZEPHIR, + TM_PARSER_POWERSHELL, TM_PARSER_COUNT } TMParserType;
Modified: tests/ctags/Makefile.am 1 lines changed, 1 insertions(+), 0 deletions(-) =================================================================== @@ -260,6 +260,7 @@ test_sources = \ simple.mak \ simple.php \ simple.pl \ + simple.ps1 \ simple.py \ simple.rb \ simple.sh \
Modified: tests/ctags/simple.ps1 112 lines changed, 112 insertions(+), 0 deletions(-) =================================================================== @@ -0,0 +1,112 @@ +# pseudo #!/PowerShell :) +# +# test file for the CTags/Geany PowerShell tag parser +# based on real world code but simplified for automated tests + +<# +multiline comment including a function and variable, both should be ignored: + +$IgnoreThisVaribale = "Stop" + +function IgnoreThisFunction($arg1) { + Write-Host "dummy" +} +#> + +# immediately stop the script if an errors occurs +$ErrorActionPreference = "Stop" + +# a global scoped variable +$Global:Settings = $null + +# a local scoped variable +$Local:ALocalVar = $null + +# a usual variable +$BasePath = split-path -parent $Global:MyInvocation.InvocationName + + +FUNCTION Read-Configuration-File() { + $Hostname = [System.Environment]::MachineName + $ConfigurationFileName = $BasePath + "\script-${Hostname}.conf" + LogMessage "Read configuration '${ConfigurationFileName}'" + + $ConfigFileContent = Get-Content -raw $ConfigurationFileName + $Global:Settings = Convertfrom-Stringdata $ConfigFileContent +} + +Function LogMessageOK() +{ + $x = [Console]::WindowWidth - 6 + $y = [Console]::CursorTop + Try { + [Console]::setcursorposition($x, $y) + } Catch [system.exception] { + # intentionally left empty for redirect of outputs to file + } + + Write-Host -foregroundcolor "green" "[ok]" +} + +function LogMessage() { + param( + [Parameter(Mandatory=$false)][switch] $NoNewLine, + [Parameter(Mandatory=$true)][string] $Message + ) + $Date = Get-Date -UFormat "%Y-%m-%d %T: " + Write-Host -foregroundcolor "yellow" -NoNewLine $Date + + if ($NoNewLine) { + Write-Host -foregroundcolor "green" -NoNewLine $Message + } else { + Write-Host -foregroundcolor "green" $Message + } +} + +function global:A-Global-Scope-Function() { + Write-Host "dummy" +} + +filter Script:MyFilter { + filter-something +} + +Filter Private:MyPrivateFilter { + filter-something +} + +function LoadTemplate($template) { + # woah, this is real magic, + # see http://stackoverflow.com/questions/10754582/string-interpolation-of-hashtabl... + + # Set all unbound variables (@args) in the local context + while ($args) + { + ($key, $val, $args) = $args + Set-Variable -Name $key.SubString(1, $key.Length-2) -Value $val + } + $ExecutionContext.InvokeCommand.ExpandString($template) +} + +function TopLevelFunction() { + function SecondLevelNestedFunction() { + function ThirdLevelNestedFunction() { + doSomething() + } + + ThirdLevelNestedFunction + } + + SecondLevelNestedFunction +} + +function Main() { + Read-Configuration-File + LogMessage $("Working on Environment '{0}'" -f $Settings["EnvironmentName"]) + + LogMessage "do something ..." + Stripped-Down-Code + LogMessageOK +} + +Main
Modified: tests/ctags/simple.ps1.tags 16 lines changed, 16 insertions(+), 0 deletions(-) =================================================================== @@ -0,0 +1,16 @@ +# format=tagmanager +A-Global-Scope-Function�16�()�0 +ALocalVar�16384�0 +BasePath�16384�0 +ErrorActionPreference�16384�0 +LoadTemplate�16�($template)�0 +LogMessage�16�()�0 +LogMessageOK�16�()�0 +Main�16�()�0 +MyFilter�16�0 +MyPrivateFilter�16�0 +Read-Configuration-File�16�()�0 +SecondLevelNestedFunction�16�()�TopLevelFunction�0 +Settings�16384�0 +ThirdLevelNestedFunction�16�()�TopLevelFunction::SecondLevelNestedFunction�0 +TopLevelFunction�16�()�0
Modified: wscript 1 lines changed, 1 insertions(+), 0 deletions(-) =================================================================== @@ -106,6 +106,7 @@ ctags_sources = set([ 'tagmanager/ctags/r.c', 'tagmanager/ctags/perl.c', 'tagmanager/ctags/php.c', + 'tagmanager/ctags/powershell.c', 'tagmanager/ctags/python.c', 'tagmanager/ctags/read.c', 'tagmanager/ctags/rest.c',
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