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Improve python code indentation warning / error messages

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This commit is contained in:
William S Fulton 2015-07-29 18:57:09 +01:00
commit e69cc0c0f5
6 changed files with 55 additions and 23 deletions
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42
Source/Modules/python.cxx
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@ -1366,7 +1366,7 @@ public:
* the indentation string in 'indent'.
* ------------------------------------------------------------ */
String *indent_pythoncode(const String *code, const_String_or_char_ptr indent, String *file, int line) {
String *indent_pythoncode(const String *code, const_String_or_char_ptr indent, String *file, int line, const char *directive_name) {
String *out = NewString("");
String *temp;
char *t;
@ -1453,7 +1453,7 @@ public:
if (i < Len(initial)) {
// There's non-whitespace in the initial prefix of this line.
Swig_error(file, line, "Line indented less than expected (line %d of pythoncode)\n", py_line);
Swig_error(file, line, "Line indented less than expected (line %d of %s) as no line should be indented less than the indentation in line 1\n", py_line, directive_name);
Printv(out, indent, c, "\n", NIL);
} else {
if (memcmp(c, Char(initial), Len(initial)) == 0) {
@ -1462,7 +1462,7 @@ public:
continue;
}
Swig_warning(WARN_PYTHON_INDENT_MISMATCH,
file, line, "Whitespace prefix doesn't match (line %d of pythoncode)\n", py_line);
file, line, "Whitespace indentation is inconsistent compared to earlier lines (line %d of %s)\n", py_line, directive_name);
// To avoid gratuitously breaking interface files which worked with
// SWIG <= 3.0.5, we remove a prefix of the same number of bytes for
// lines which start with different whitespace to the line we got
@ -2375,10 +2375,10 @@ public:
if (have_docstring(n))
Printv(f_dest, tab4, docstring(n, AUTODOC_FUNC, tab4), "\n", NIL);
if (have_pythonprepend(n))
Printv(f_dest, indent_pythoncode(pythonprepend(n), tab4, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_dest, indent_pythoncode(pythonprepend(n), tab4, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
if (have_pythonappend(n)) {
Printv(f_dest, tab4 "val = ", funcCall(name, callParms), "\n", NIL);
Printv(f_dest, indent_pythoncode(pythonappend(n), tab4, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_dest, indent_pythoncode(pythonappend(n), tab4, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n", NIL);
Printv(f_dest, tab4 "return val\n", NIL);
} else {
Printv(f_dest, tab4 "return ", funcCall(name, callParms), "\n", NIL);
@ -4588,7 +4588,7 @@ public:
have_repr = 1;
}
if (Getattr(n, "feature:shadow")) {
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n));
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n), "%feature(\"shadow\")");
String *pyaction = NewStringf("%s.%s", module, fullname);
Replaceall(pycode, "$action", pyaction);
Delete(pyaction);
@ -4610,12 +4610,12 @@ public:
Printv(f_shadow, tab8, docstring(n, AUTODOC_METHOD, tab8), "\n", NIL);
if (have_pythonprepend(n)) {
fproxy = 0;
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
}
if (have_pythonappend(n)) {
fproxy = 0;
Printv(f_shadow, tab8, "val = ", funcCall(fullname, callParms), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n", NIL);
Printv(f_shadow, tab8, "return val\n\n", NIL);
} else {
Printv(f_shadow, tab8, "return ", funcCall(fullname, callParms), "\n\n", NIL);
@ -4695,10 +4695,10 @@ public:
if (have_docstring(n))
Printv(f_shadow, tab8, docstring(n, AUTODOC_STATICFUNC, tab8), "\n", NIL);
if (have_pythonprepend(n))
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
if (have_pythonappend(n)) {
Printv(f_shadow, tab8, "val = ", funcCall(Swig_name_member(NSPACE_TODO, class_name, symname), callParms), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n", NIL);
Printv(f_shadow, tab8, "return val\n\n", NIL);
} else {
Printv(f_shadow, tab8, "return ", funcCall(Swig_name_member(NSPACE_TODO, class_name, symname), callParms), "\n\n", NIL);
@ -4783,7 +4783,7 @@ public:
if (!have_constructor && handled_as_init) {
if (!builtin) {
if (Getattr(n, "feature:shadow")) {
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n));
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n), "%feature(\"shadow\")");
String *pyaction = NewStringf("%s.%s", module, Swig_name_construct(NSPACE_TODO, symname));
Replaceall(pycode, "$action", pyaction);
Delete(pyaction);
@ -4812,7 +4812,7 @@ public:
if (have_docstring(n))
Printv(f_shadow, tab8, docstring(n, AUTODOC_CTOR, tab8), "\n", NIL);
if (have_pythonprepend(n))
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
Printv(f_shadow, pass_self, NIL);
if (fastinit) {
Printv(f_shadow, tab8, module, ".", class_name, "_swiginit(self, ", funcCall(Swig_name_construct(NSPACE_TODO, symname), callParms), ")\n", NIL);
@ -4822,7 +4822,7 @@ public:
tab8, "try:\n", tab8, tab4, "self.this.append(this)\n", tab8, "except:\n", tab8, tab4, "self.this = this\n", NIL);
}
if (have_pythonappend(n))
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n)), "\n\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n\n", NIL);
Delete(pass_self);
}
have_constructor = 1;
@ -4831,7 +4831,7 @@ public:
/* Hmmm. We seem to be creating a different constructor. We're just going to create a
function for it. */
if (Getattr(n, "feature:shadow")) {
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), "", Getfile(n), Getline(n));
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), "", Getfile(n), Getline(n), "%feature(\"shadow\")");
String *pyaction = NewStringf("%s.%s", module, Swig_name_construct(NSPACE_TODO, symname));
Replaceall(pycode, "$action", pyaction);
Delete(pyaction);
@ -4845,7 +4845,7 @@ public:
if (have_docstring(n))
Printv(f_shadow_stubs, tab4, docstring(n, AUTODOC_CTOR, tab4), "\n", NIL);
if (have_pythonprepend(n))
Printv(f_shadow_stubs, indent_pythoncode(pythonprepend(n), tab4, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow_stubs, indent_pythoncode(pythonprepend(n), tab4, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
String *subfunc = NULL;
/*
if (builtin)
@ -4858,7 +4858,7 @@ public:
Printv(f_shadow_stubs, tab4, "val.thisown = 1\n", NIL);
#endif
if (have_pythonappend(n))
Printv(f_shadow_stubs, indent_pythoncode(pythonappend(n), tab4, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow_stubs, indent_pythoncode(pythonappend(n), tab4, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n", NIL);
Printv(f_shadow_stubs, tab4, "return val\n", NIL);
Delete(subfunc);
}
@ -4895,7 +4895,7 @@ public:
if (shadow) {
if (Getattr(n, "feature:shadow")) {
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n));
String *pycode = indent_pythoncode(Getattr(n, "feature:shadow"), tab4, Getfile(n), Getline(n), "%feature(\"shadow\")");
String *pyaction = NewStringf("%s.%s", module, Swig_name_destroy(NSPACE_TODO, symname));
Replaceall(pycode, "$action", pyaction);
Delete(pyaction);
@ -4913,7 +4913,7 @@ public:
if (have_docstring(n))
Printv(f_shadow, tab8, docstring(n, AUTODOC_DTOR, tab8), "\n", NIL);
if (have_pythonprepend(n))
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonprepend(n), tab8, Getfile(n), Getline(n), "%pythonprepend or %feature(\"pythonprepend\")"), "\n", NIL);
#ifdef USE_THISOWN
Printv(f_shadow, tab8, "try:\n", NIL);
Printv(f_shadow, tab8, tab4, "if self.thisown:", module, ".", Swig_name_destroy(NSPACE_TODO, symname), "(self)\n", NIL);
@ -4921,7 +4921,7 @@ public:
#else
#endif
if (have_pythonappend(n))
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n)), "\n", NIL);
Printv(f_shadow, indent_pythoncode(pythonappend(n), tab8, Getfile(n), Getline(n), "%pythonappend or %feature(\"pythonappend\")"), "\n", NIL);
Printv(f_shadow, tab8, "pass\n", NIL);
Printv(f_shadow, "\n", NIL);
}
@ -5101,12 +5101,12 @@ public:
if (!ImportMode && (Cmp(section, "python") == 0 || Cmp(section, "shadow") == 0)) {
if (shadow) {
String *pycode = indent_pythoncode(code, shadow_indent, Getfile(n), Getline(n));
String *pycode = indent_pythoncode(code, shadow_indent, Getfile(n), Getline(n), "%pythoncode or %insert(\"python\") block");
Printv(f_shadow, pycode, NIL);
Delete(pycode);
}
} else if (!ImportMode && (Cmp(section, "pythonbegin") == 0)) {
String *pycode = indent_pythoncode(code, "", Getfile(n), Getline(n));
String *pycode = indent_pythoncode(code, "", Getfile(n), Getline(n), "%pythonbegin or %insert(\"pythonbegin\") block");
Printv(f_shadow_begin, pycode, NIL);
Delete(pycode);
} else {