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Show line count and max lines in too_many_lines lint message #6009

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merged 3 commits into from
Sep 5, 2020
Merged

Show line count and max lines in too_many_lines lint message #6009

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04ba07b
add line_count and max_lines to too_many_lines lint message
Ryan1729 Sep 5, 2020
db16fa2
run tests/ui/update-all-references.sh
Ryan1729 Sep 5, 2020
9e7ce9d
run the specific script suggested by the error message
Ryan1729 Sep 5, 2020
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7 changes: 6 additions & 1 deletion clippy_lints/src/functions.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -374,7 +374,12 @@ impl<'tcx> Functions {
}

if line_count > self.max_lines {
span_lint(cx, TOO_MANY_LINES, span, "this function has a large number of lines")
span_lint(
cx,
TOO_MANY_LINES,
span,
&format!("this function has too many lines ({}/{})", line_count, self.max_lines),
)
}
}

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4 changes: 2 additions & 2 deletions tests/ui-toml/functions_maxlines/test.stderr
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
error: this function has a large number of lines
error: this function has too many lines (2/1)
--> $DIR/test.rs:18:1
|
LL | / fn too_many_lines() {
Expand All @@ -9,7 +9,7 @@ LL | | }
|
= note: `-D clippy::too-many-lines` implied by `-D warnings`

error: this function has a large number of lines
error: this function has too many lines (2/1)
--> $DIR/test.rs:38:1
|
LL | / fn comment_before_code() {
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2 changes: 1 addition & 1 deletion tests/ui/functions_maxlines.stderr
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
error: this function has a large number of lines
error: this function has too many lines (102/100)
--> $DIR/functions_maxlines.rs:58:1
|
LL | / fn bad_lines() {
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