summaryrefslogtreecommitdiffstats
path: root/generic
diff options
context:
space:
mode:
Diffstat (limited to 'generic')
-rw-r--r--generic/tclAssembly.c5
-rw-r--r--generic/tclCmdMZ.c8
-rw-r--r--generic/tclCompCmdsSZ.c135
-rw-r--r--generic/tclCompile.c11
-rw-r--r--generic/tclCompile.h6
-rw-r--r--generic/tclExecute.c33
-rw-r--r--generic/tclInt.h9
7 files changed, 202 insertions, 5 deletions
diff --git a/generic/tclAssembly.c b/generic/tclAssembly.c
index 946c729..659f483 100644
--- a/generic/tclAssembly.c
+++ b/generic/tclAssembly.c
@@ -462,6 +462,8 @@ static const TalInstDesc TalInstructionTable[] = {
{"strneq", ASSEM_1BYTE, INST_STR_NEQ, 2, 1},
{"strrange", ASSEM_1BYTE, INST_STR_RANGE, 3, 1},
{"strrfind", ASSEM_1BYTE, INST_STR_FIND_LAST, 2, 1},
+ {"strtrimLeft", ASSEM_1BYTE, INST_STRTRIM_LEFT, 2, 1},
+ {"strtrimRight", ASSEM_1BYTE, INST_STRTRIM_RIGHT, 2, 1},
{"sub", ASSEM_1BYTE, INST_SUB, 2, 1},
{"tclooClass", ASSEM_1BYTE, INST_TCLOO_CLASS, 1, 1},
{"tclooIsObject", ASSEM_1BYTE, INST_TCLOO_IS_OBJECT, 1, 1},
@@ -502,7 +504,8 @@ static const unsigned char NonThrowingByteCodes[] = {
INST_COROUTINE_NAME, /* 149 */
INST_NS_CURRENT, /* 151 */
INST_INFO_LEVEL_NUM, /* 152 */
- INST_RESOLVE_COMMAND /* 154 */
+ INST_RESOLVE_COMMAND, /* 154 */
+ INST_STRTRIM_LEFT, INST_STRTRIM_RIGHT /* 166,167 */
};
/*
diff --git a/generic/tclCmdMZ.c b/generic/tclCmdMZ.c
index 5087fbb..2b5e995 100644
--- a/generic/tclCmdMZ.c
+++ b/generic/tclCmdMZ.c
@@ -35,6 +35,8 @@ static int UniCharIsHexDigit(int character);
/*
* Default set of characters to trim in [string trim] and friends. This is a
* UTF-8 literal string containing all Unicode space characters [TIP #413]
+ *
+ * Synch with tclCompCmdsSZ.c
*/
#define DEFAULT_TRIM_SET \
@@ -3342,9 +3344,9 @@ TclInitStringCmd(
{"tolower", StringLowerCmd, TclCompileBasic1To3ArgCmd, NULL, NULL, 0},
{"toupper", StringUpperCmd, TclCompileBasic1To3ArgCmd, NULL, NULL, 0},
{"totitle", StringTitleCmd, TclCompileBasic1To3ArgCmd, NULL, NULL, 0},
- {"trim", StringTrimCmd, TclCompileBasic1Or2ArgCmd, NULL, NULL, 0},
- {"trimleft", StringTrimLCmd, TclCompileBasic1Or2ArgCmd, NULL, NULL, 0},
- {"trimright", StringTrimRCmd, TclCompileBasic1Or2ArgCmd, NULL, NULL, 0},
+ {"trim", StringTrimCmd, TclCompileStringTrimCmd, NULL, NULL, 0},
+ {"trimleft", StringTrimLCmd, TclCompileStringTrimLCmd, NULL, NULL, 0},
+ {"trimright", StringTrimRCmd, TclCompileStringTrimRCmd, NULL, NULL, 0},
{"wordend", StringEndCmd, TclCompileBasic2ArgCmd, NULL, NULL, 0},
{"wordstart", StringStartCmd, TclCompileBasic2ArgCmd, NULL, NULL, 0},
{NULL, NULL, NULL, NULL, NULL, 0}
diff --git a/generic/tclCompCmdsSZ.c b/generic/tclCompCmdsSZ.c
index 44cb66e..0177b2d 100644
--- a/generic/tclCompCmdsSZ.c
+++ b/generic/tclCompCmdsSZ.c
@@ -640,6 +640,141 @@ TclCompileStringRangeCmd(
OP( STR_RANGE);
return TCL_OK;
}
+
+/*
+ * Synch with tclCmdMZ.c
+ */
+
+#define DEFAULT_TRIM_SET \
+ "\x09\x0a\x0b\x0c\x0d " /* ASCII */\
+ "\xc0\x80" /* nul (U+0000) */\
+ "\xc2\x85" /* next line (U+0085) */\
+ "\xc2\xa0" /* non-breaking space (U+00a0) */\
+ "\xe1\x9a\x80" /* ogham space mark (U+1680) */ \
+ "\xe1\xa0\x8e" /* mongolian vowel separator (U+180e) */\
+ "\xe2\x80\x80" /* en quad (U+2000) */\
+ "\xe2\x80\x81" /* em quad (U+2001) */\
+ "\xe2\x80\x82" /* en space (U+2002) */\
+ "\xe2\x80\x83" /* em space (U+2003) */\
+ "\xe2\x80\x84" /* three-per-em space (U+2004) */\
+ "\xe2\x80\x85" /* four-per-em space (U+2005) */\
+ "\xe2\x80\x86" /* six-per-em space (U+2006) */\
+ "\xe2\x80\x87" /* figure space (U+2007) */\
+ "\xe2\x80\x88" /* punctuation space (U+2008) */\
+ "\xe2\x80\x89" /* thin space (U+2009) */\
+ "\xe2\x80\x8a" /* hair space (U+200a) */\
+ "\xe2\x80\x8b" /* zero width space (U+200b) */\
+ "\xe2\x80\xa8" /* line separator (U+2028) */\
+ "\xe2\x80\xa9" /* paragraph separator (U+2029) */\
+ "\xe2\x80\xaf" /* narrow no-break space (U+202f) */\
+ "\xe2\x81\x9f" /* medium mathematical space (U+205f) */\
+ "\xe2\x81\xa0" /* word joiner (U+2060) */\
+ "\xe3\x80\x80" /* ideographic space (U+3000) */\
+ "\xef\xbb\xbf" /* zero width no-break space (U+feff) */
+
+int
+TclCompileStringTrimLCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr;
+
+ if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
+ return TCL_ERROR;
+ }
+
+ tokenPtr = TokenAfter(parsePtr->tokenPtr);
+ CompileWord(envPtr, tokenPtr, interp, 1);
+ if (parsePtr->numWords == 3) {
+ tokenPtr = TokenAfter(tokenPtr);
+ CompileWord(envPtr, tokenPtr, interp, 2);
+ } else {
+ PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ }
+ OP( STRTRIM_LEFT);
+ return TCL_OK;
+}
+
+int
+TclCompileStringTrimRCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr;
+
+ if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
+ return TCL_ERROR;
+ }
+
+ tokenPtr = TokenAfter(parsePtr->tokenPtr);
+ CompileWord(envPtr, tokenPtr, interp, 1);
+ if (parsePtr->numWords == 3) {
+ tokenPtr = TokenAfter(tokenPtr);
+ CompileWord(envPtr, tokenPtr, interp, 2);
+ } else {
+ PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ }
+ OP( STRTRIM_RIGHT);
+ return TCL_OK;
+}
+
+int
+TclCompileStringTrimCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr;
+ Tcl_Obj *objPtr;
+
+ if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
+ return TCL_ERROR;
+ }
+
+ tokenPtr = TokenAfter(parsePtr->tokenPtr);
+ CompileWord(envPtr, tokenPtr, interp, 1);
+ if (parsePtr->numWords == 3) {
+ tokenPtr = TokenAfter(tokenPtr);
+ TclNewObj(objPtr);
+ if (TclWordKnownAtCompileTime(tokenPtr, objPtr)) {
+ int len;
+ const char *p = Tcl_GetStringFromObj(objPtr, &len);
+
+ PushLiteral(envPtr, p, len);
+ OP( STRTRIM_LEFT);
+ PushLiteral(envPtr, p, len);
+ OP( STRTRIM_RIGHT);
+ } else {
+ CompileWord(envPtr, tokenPtr, interp, 2);
+ OP4( REVERSE, 2);
+ OP4( OVER, 1);
+ OP( STRTRIM_LEFT);
+ OP4( REVERSE, 2);
+ OP( STRTRIM_RIGHT);
+ }
+ TclDecrRefCount(objPtr);
+ } else {
+ PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ OP( STRTRIM_LEFT);
+ PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ OP( STRTRIM_RIGHT);
+ }
+ return TCL_OK;
+}
/*
*----------------------------------------------------------------------
diff --git a/generic/tclCompile.c b/generic/tclCompile.c
index d15ef3a..cdedbda 100644
--- a/generic/tclCompile.c
+++ b/generic/tclCompile.c
@@ -545,6 +545,17 @@ InstructionDesc const tclInstructionTable[] = {
/* Drops an element from the auxiliary stack, popping stack elements
* until the matching stack depth is reached. */
+ {"strtrimLeft", 1, -1, 0, {OPERAND_NONE}},
+ /* [string trimleft] core: removes the characters (designated by the
+ * value at the top of the stack) from the left of the string and
+ * pushes the resulting string.
+ * Stack: ... string charset => ... trimmedString */
+ {"strtrimRight", 1, -1, 0, {OPERAND_NONE}},
+ /* [string trimright] core: removes the characters (designated by the
+ * value at the top of the stack) from the right of the string and
+ * pushes the resulting string.
+ * Stack: ... string charset => ... trimmedString */
+
{NULL, 0, 0, 0, {OPERAND_NONE}}
};
diff --git a/generic/tclCompile.h b/generic/tclCompile.h
index 5660055..08eb393 100644
--- a/generic/tclCompile.h
+++ b/generic/tclCompile.h
@@ -768,8 +768,12 @@ typedef struct ByteCode {
#define INST_EXPAND_DROP 165
+/* For compilation of [string trim] and related */
+#define INST_STRTRIM_LEFT 166
+#define INST_STRTRIM_RIGHT 167
+
/* The last opcode */
-#define LAST_INST_OPCODE 165
+#define LAST_INST_OPCODE 167
/*
* Table describing the Tcl bytecode instructions: their name (for displaying
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index 0ca393b..b4785bf 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -5252,6 +5252,39 @@ TEBCresume(
objResultPtr = TCONST(match);
NEXT_INST_F(0, 2, 1);
+ {
+ const char *string1, *string2;
+
+ case INST_STRTRIM_LEFT:
+ valuePtr = OBJ_UNDER_TOS; /* String */
+ value2Ptr = OBJ_AT_TOS; /* TrimSet */
+ string2 = TclGetStringFromObj(value2Ptr, &length2);
+ string1 = TclGetStringFromObj(valuePtr, &length);
+ match = TclTrimLeft(string1, length, string2, length2);
+ if (match == 0) {
+ TRACE_WITH_OBJ(("\"%.30s\" \"%.30s\" => ", valuePtr, value2Ptr),
+ valuePtr);
+ NEXT_INST_F(1, 1, 0);
+ } else {
+ objResultPtr = Tcl_NewStringObj(string1+match, length-match);
+ TRACE_WITH_OBJ(("\"%.30s\" \"%.30s\" => ", valuePtr, value2Ptr),
+ objResultPtr);
+ NEXT_INST_F(1, 2, 1);
+ }
+ case INST_STRTRIM_RIGHT:
+ valuePtr = OBJ_UNDER_TOS; /* String */
+ value2Ptr = OBJ_AT_TOS; /* TrimSet */
+ string2 = TclGetStringFromObj(value2Ptr, &length2);
+ string1 = TclGetStringFromObj(valuePtr, &length);
+ match = TclTrimRight(string1, length, string2, length2);
+ if (match == 0) {
+ NEXT_INST_F(1, 1, 0);
+ } else {
+ objResultPtr = Tcl_NewStringObj(string1, length-match);
+ NEXT_INST_F(1, 2, 1);
+ }
+ }
+
case INST_REGEXP:
cflags = TclGetInt1AtPtr(pc+1); /* RE compile flages like NOCASE */
valuePtr = OBJ_AT_TOS; /* String */
diff --git a/generic/tclInt.h b/generic/tclInt.h
index feea6dd..2312734 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -3614,6 +3614,15 @@ MODULE_SCOPE int TclCompileStringMatchCmd(Tcl_Interp *interp,
MODULE_SCOPE int TclCompileStringRangeCmd(Tcl_Interp *interp,
Tcl_Parse *parsePtr, Command *cmdPtr,
struct CompileEnv *envPtr);
+MODULE_SCOPE int TclCompileStringTrimCmd(Tcl_Interp *interp,
+ Tcl_Parse *parsePtr, Command *cmdPtr,
+ struct CompileEnv *envPtr);
+MODULE_SCOPE int TclCompileStringTrimLCmd(Tcl_Interp *interp,
+ Tcl_Parse *parsePtr, Command *cmdPtr,
+ struct CompileEnv *envPtr);
+MODULE_SCOPE int TclCompileStringTrimRCmd(Tcl_Interp *interp,
+ Tcl_Parse *parsePtr, Command *cmdPtr,
+ struct CompileEnv *envPtr);
MODULE_SCOPE int TclCompileSubstCmd(Tcl_Interp *interp,
Tcl_Parse *parsePtr, Command *cmdPtr,
struct CompileEnv *envPtr);
generated by cgit v0.12 at 2024-11-07 13:00:54 (GMT)