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add antiquotations to paths

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This commit is contained in:
Taeer Bar-Yam 2021-07-29 12:03:07 -04:00
parent da55210403
commit 8f9429dcab
4 changed files with 106 additions and 22 deletions
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25
src/libexpr/parser.y
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@ -290,13 +290,13 @@ void yyerror(YYLTYPE * loc, yyscan_t scanner, ParseData * data, const char * err
%type <formal> formal
%type <attrNames> attrs attrpath
%type <string_parts> string_parts_interpolated ind_string_parts
%type <e> string_parts string_attr
%type <e> path_start string_parts string_attr
%type <id> attr
%token <id> ID ATTRPATH
%token <e> STR IND_STR
%token <n> INT
%token <nf> FLOAT
%token <path> PATH HPATH SPATH
%token <path> PATH HPATH SPATH PATH_END
%token <uri> URI
%token IF THEN ELSE ASSERT WITH LET IN REC INHERIT EQ NEQ AND OR IMPL OR_KW
%token DOLLAR_CURLY /* == ${ */
@ -405,8 +405,11 @@ expr_simple
| IND_STRING_OPEN ind_string_parts IND_STRING_CLOSE {
$$ = stripIndentation(CUR_POS, data->symbols, *$2);
}
| PATH { $$ = new ExprPath(absPath($1, data->basePath)); }
| HPATH { $$ = new ExprPath(getHome() + string{$1 + 1}); }
| path_start PATH_END { $$ = $1; }
| path_start string_parts_interpolated PATH_END {
$2->insert($2->begin(), $1);
$$ = new ExprConcatStrings(CUR_POS, false, $2);
}
| SPATH {
string path($1 + 1, strlen($1) - 2);
$$ = new ExprApp(CUR_POS,
@ -452,6 +455,20 @@ string_parts_interpolated
}
;
path_start
: PATH {
Path path(absPath($1, data->basePath));
/* add back in the trailing '/' to the first segment */
if ($1[strlen($1)-1] == '/')
path += "/";
$$ = new ExprPath(path);
}
| HPATH {
Path path(getHome() + string($1 + 1));
$$ = new ExprPath(path);
}
;
ind_string_parts
: ind_string_parts IND_STR { $$ = $1; $1->push_back($2); }
| ind_string_parts DOLLAR_CURLY expr '}' { $$ = $1; $1->push_back($3); }