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tools/check-md: implement -hide-warnings, use it to reduce noisiness of the output on the CI

This commit is contained in:
Delyan Angelov 2021-01-10 15:58:45 +02:00
parent 722a603222
commit d0690fca1e
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GPG Key ID: 66886C0F12D595ED
3 changed files with 61 additions and 21 deletions

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@ -13,4 +13,6 @@ jobs:
- name: Build V
run: make
- name: Check markdown line length & code examples
run: ./v run cmd/tools/check-md.v -all
run: ./v run cmd/tools/check-md.v -hide-warnings -all
## NB: -hide-warnings is used here, so that the output is less noisy,
## thus real errors are easier to spot.

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@ -1,6 +1,7 @@
module main
import os
import os.cmdline
import rand
import term
import v.pref
@ -8,14 +9,44 @@ import v.pref
const (
too_long_line_length = 100
term_colors = term.can_show_color_on_stderr()
is_all = '-all' in os.args
hide_warnings = '-hide-warnings' in os.args
non_option_args = cmdline.only_non_options(os.args[1..])
)
fn wprintln(s string) {
if !hide_warnings {
println(s)
}
}
fn main() {
files_paths := if '-all' in os.args { md_file_paths() } else { os.args[1..] }
if os.args.len == 1 {
println('Usage: checks the passed markdown files for correct ```v ``` code blocks,
and for other style violations. like too long lines/links etc...
a) `v run cmd/tools/check-md.v -all` - will check *all* .md files in the folders.
b) `v run cmd/tools/check-md.v doc/docs.md` - will only check a single file.
c) `v run cmd/tools/check-md.v -hide-warnings file.md` - same, but will not print warnings, only errors.
NB: There are several special keywords, which you can put after the code fences for v.
These are:
compile - default, you do not need to specify it. cmd/tools/check-md.v compile the example.
ignore - ignore the example, useful for examples that just use the syntax highlighting
failcompile - known failing compilation. Useful for examples demonstrating compiler errors.
oksyntax - it should parse, it may not compile. Useful for partial examples.
badsyntax - known bad syntax, it should not even parse
wip - like ignore; a planned feature; easy to search.
')
exit(0)
}
files_paths := if is_all { md_file_paths() } else { non_option_args }
mut warnings := 0
mut errors := 0
mut oks := 0
mut all_md_files := []MDFile{}
if term_colors {
os.setenv('VCOLORS', 'always', true)
}
for file_path in files_paths {
real_path := os.real_path(file_path)
lines := os.read_lines(real_path) or {
@ -29,16 +60,16 @@ fn main() {
for i, line in lines {
if line.len > too_long_line_length {
if mdfile.state == .vexample {
println(wline(file_path, i, line.len, 'long V example line'))
wprintln(wline(file_path, i, line.len, 'long V example line'))
warnings++
} else if mdfile.state == .codeblock {
println(wline(file_path, i, line.len, 'long code block line'))
wprintln(wline(file_path, i, line.len, 'long code block line'))
warnings++
} else if line.starts_with('|') {
println(wline(file_path, i, line.len, 'long table'))
wprintln(wline(file_path, i, line.len, 'long table'))
warnings++
} else if line.contains('https') {
println(wline(file_path, i, line.len, 'long link'))
wprintln(wline(file_path, i, line.len, 'long link'))
warnings++
} else {
eprintln(eline(file_path, i, line.len, 'line too long'))
@ -176,11 +207,23 @@ fn (mut f MDFile) dump() {
}
}
fn get_fmt_exit_code(vfile string, vexe string) int {
res := os.exec('"$vexe" fmt -verify $vfile') or { return 1 }
fn cmdexecute(cmd string) int {
res := os.exec(cmd) or { return 1 }
if res.exit_code != 0 {
eprint(res.output)
}
return res.exit_code
}
fn silent_cmdexecute(cmd string) int {
res := os.exec(cmd) or { return 1 }
return res.exit_code
}
fn get_fmt_exit_code(vfile string, vexe string) int {
return silent_cmdexecute('"$vexe" fmt -verify $vfile')
}
fn (mut f MDFile) check_examples() (int, int) {
mut errors := 0
mut oks := 0
@ -205,7 +248,7 @@ fn (mut f MDFile) check_examples() (int, int) {
fmt_res := if nofmt { 0 } else { get_fmt_exit_code(vfile, vexe) }
match command {
'compile' {
res := os.system('"$vexe" -w -Wfatal-errors -o x.c $vfile')
res := cmdexecute('"$vexe" -w -Wfatal-errors -o x.c $vfile')
os.rm('x.c') or { }
if res != 0 || fmt_res != 0 {
if res != 0 {
@ -222,7 +265,7 @@ fn (mut f MDFile) check_examples() (int, int) {
oks++
}
'live' {
res := os.system('"$vexe" -w -Wfatal-errors -live -o x.c $vfile')
res := cmdexecute('"$vexe" -w -Wfatal-errors -live -o x.c $vfile')
if res != 0 || fmt_res != 0 {
if res != 0 {
eprintln(eline(f.path, e.sline, 0, 'example failed to compile with -live'))
@ -238,7 +281,7 @@ fn (mut f MDFile) check_examples() (int, int) {
oks++
}
'failcompile' {
res := os.system('"$vexe" -w -Wfatal-errors -o x.c $vfile')
res := silent_cmdexecute('"$vexe" -w -Wfatal-errors -o x.c $vfile')
os.rm('x.c') or { }
if res == 0 {
eprintln(eline(f.path, e.sline, 0, '`failcompile` example compiled'))
@ -250,7 +293,7 @@ fn (mut f MDFile) check_examples() (int, int) {
oks++
}
'oksyntax' {
res := os.system('"$vexe" -w -Wfatal-errors -check-syntax $vfile')
res := cmdexecute('"$vexe" -w -Wfatal-errors -check-syntax $vfile')
if res != 0 || fmt_res != 0 {
if res != 0 {
eprintln(eline(f.path, e.sline, 0, '`oksyntax` example with invalid syntax'))
@ -266,7 +309,7 @@ fn (mut f MDFile) check_examples() (int, int) {
oks++
}
'badsyntax' {
res := os.system('"$vexe" -w -Wfatal-errors -check-syntax $vfile')
res := silent_cmdexecute('"$vexe" -w -Wfatal-errors -check-syntax $vfile')
if res == 0 {
eprintln(eline(f.path, e.sline, 0, '`badsyntax` example can be parsed fine'))
eprintln(vcontent)

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@ -130,14 +130,9 @@ For more details and troubleshooting, please visit the [vab GitHub repository](h
</table>
<!--
There are several special keywords, which you can put after the code fences for v.
These are:
compile - default, you do not need to specify it. cmd/tools/check-md.v compile the example.
ignore - ignore the example, useful for examples that just use the syntax highlighting
failcompile - known failing compilation. Useful for examples demonstrating compiler errors.
oksyntax - it should parse, it may not compile. Useful for partial examples.
badsyntax - known bad syntax, it should not even parse
wip - like ignore; a planned feature; easy to search.
NB: there are several special keywords, which you can put after the code fences for v:
compile, ignore, failcompile, oksyntax, badsyntax, wip
For more details, do: `v run cmd/tools/check-md.v`
-->
## Hello World