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-rw-r--r--src/nvim/eval.c34
-rw-r--r--src/nvim/testdir/test_let.vim79
2 files changed, 95 insertions, 18 deletions
diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 9b12ca1e12..6d706939a1 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -21269,6 +21269,7 @@ void ex_function(exarg_T *eap)
int indent;
int nesting;
char_u *skip_until = NULL;
+ char_u *trimmed = NULL;
dictitem_T *v;
funcdict_T fudi;
static int func_nr = 0; /* number for nameless function */
@@ -21572,10 +21573,14 @@ void ex_function(exarg_T *eap)
sourcing_lnum_off = 0;
if (skip_until != NULL) {
- /* between ":append" and "." and between ":python <<EOF" and "EOF"
- * don't check for ":endfunc". */
- if (STRCMP(theline, skip_until) == 0) {
- XFREE_CLEAR(skip_until);
+ // Between ":append" and "." and between ":python <<EOF" and "EOF"
+ // don't check for ":endfunc".
+ if (trimmed == NULL || STRNCMP(theline, trimmed, STRLEN(trimmed)) == 0) {
+ p = trimmed == NULL ? theline : theline + STRLEN(trimmed);
+ if (STRCMP(p, skip_until) == 0) {
+ XFREE_CLEAR(skip_until);
+ XFREE_CLEAR(trimmed);
+ }
}
} else {
/* skip ':' and blanks*/
@@ -21674,6 +21679,27 @@ void ex_function(exarg_T *eap)
else
skip_until = vim_strsave(p);
}
+
+ // Check for ":let v =<< [trim] EOF"
+ arg = skipwhite(skiptowhite(p));
+ arg = skipwhite(skiptowhite(arg));
+ if (arg[0] == '=' && arg[1] == '<' && arg[2] =='<'
+ && ((p[0] == 'l' && p[1] == 'e'
+ && (!ASCII_ISALNUM(p[2])
+ || (p[2] == 't' && !ASCII_ISALNUM(p[3])))))) {
+ // ":let v =<<" continues until a dot
+ p = skipwhite(arg + 3);
+ if (STRNCMP(p, "trim", 4) == 0) {
+ // Ignore leading white space.
+ p = skipwhite(p + 4);
+ trimmed = vim_strnsave(theline, (int)(skipwhite(theline) - theline));
+ }
+ if (*p == NUL) {
+ skip_until = vim_strsave((char_u *)".");
+ } else {
+ skip_until = vim_strnsave(p, (int)(skiptowhite(p) - p));
+ }
+ }
}
/* Add the line to the function. */
diff --git a/src/nvim/testdir/test_let.vim b/src/nvim/testdir/test_let.vim
index 9887fb531e..43f35e2b9d 100644
--- a/src/nvim/testdir/test_let.vim
+++ b/src/nvim/testdir/test_let.vim
@@ -141,6 +141,27 @@ func Test_let_varg_fail()
call s:set_varg8([0])
endfunction
+func Test_let_heredoc_fails()
+ call assert_fails('let v =<< marker', 'E991:')
+
+ let text =<< trim END
+ func WrongSyntax()
+ let v =<< that there
+ endfunc
+ END
+ call writefile(text, 'XheredocFail')
+ call assert_fails('source XheredocFail', 'E126:')
+ call delete('XheredocFail')
+
+ let text =<< trim END
+ func MissingEnd()
+ let v =<< END
+ endfunc
+ END
+ call writefile(text, 'XheredocWrong')
+ call assert_fails('source XheredocWrong', 'E126:')
+ call delete('XheredocWrong')
+endfunc
" Test for the setting a variable using the heredoc syntax
func Test_let_heredoc()
@@ -170,12 +191,12 @@ END
END
call assert_equal(['vim', '', 'end', ' END', 'END '], var3)
- let var1 =<< trim END
- Line1
- Line2
- Line3
- END
- END
+ let var1 =<< trim END
+ Line1
+ Line2
+ Line3
+ END
+ END
call assert_equal(['Line1', ' Line2', "\tLine3", ' END'], var1)
let var1 =<< trim
@@ -183,15 +204,45 @@ END
.
call assert_equal([' Line1'], var1)
- call assert_fails('let v =<< marker', 'E991:')
- call assert_fails('call WrongSyntax()', 'E488:')
- call assert_fails('call MissingEnd()', 'E990:')
+ " ignore "endfunc"
+ let var1 =<< END
+something
endfunc
+END
+ call assert_equal(['something', 'endfunc'], var1)
-func WrongSyntax()
- let fail =<< that there
-endfunc
+ " ignore "endfunc" with trim
+ let var1 =<< trim END
+ something
+ endfunc
+ END
+ call assert_equal(['something', 'endfunc'], var1)
+
+ " ignore "python << xx"
+ let var1 =<<END
+something
+python << xx
+END
+ call assert_equal(['something', 'python << xx'], var1)
+
+ " ignore "python << xx" with trim
+ let var1 =<< trim END
+ something
+ python << xx
+ END
+ call assert_equal(['something', 'python << xx'], var1)
-func MissingEnd()
- let fail =<< END
+ " ignore "append"
+ let var1 =<<
+something
+app
+.
+ call assert_equal(['something', 'app'], var1)
+
+ " ignore "append" with trim
+ let var1 =<< trim
+ something
+ app
+ .
+ call assert_equal(['something', 'app'], var1)
endfunc