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Merge branch 'es/chainlint-lineno'
Teach chainlint.pl to show corresponding line numbers when printing the source of a test. * es/chainlint-lineno: chainlint: prefix annotated test definition with line numbers chainlint: latch line numbers at which each token starts and ends chainlint: sidestep impoverished macOS "terminfo"
This commit is contained in:
Junio C Hamano
commit
cf9721cc46
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@ -94,7 +94,7 @@ check-chainlint:
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done \
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} >'$(CHAINLINTTMP_SQ)'/expect && \
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$(CHAINLINT) --emit-all '$(CHAINLINTTMP_SQ)'/tests | \
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grep -v '^[ ]*$$' >'$(CHAINLINTTMP_SQ)'/actual && \
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sed -e 's/^[1-9][0-9]* //;/^[ ]*$$/d' >'$(CHAINLINTTMP_SQ)'/actual && \
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if test -f ../GIT-BUILD-OPTIONS; then \
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. ../GIT-BUILD-OPTIONS; \
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fi && \
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@ -67,6 +67,7 @@ sub new {
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bless {
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parser => $parser,
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buff => $s,
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lineno => 1,
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heretags => []
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} => $class;
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}
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@ -97,7 +98,9 @@ sub scan_op {
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sub scan_sqstring {
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my $self = shift @_;
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${$self->{buff}} =~ /\G([^']*'|.*\z)/sgc;
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return "'" . $1;
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my $s = $1;
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$self->{lineno} += () = $s =~ /\n/sg;
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return "'" . $s;
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}
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sub scan_dqstring {
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@ -115,7 +118,7 @@ sub scan_dqstring {
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if ($c eq '\\') {
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$s .= '\\', last unless $$b =~ /\G(.)/sgc;
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$c = $1;
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next if $c eq "\n"; # line splice
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$self->{lineno}++, next if $c eq "\n"; # line splice
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# backslash escapes only $, `, ", \ in dq-string
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$s .= '\\' unless $c =~ /^[\$`"\\]$/;
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$s .= $c;
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@ -123,6 +126,7 @@ sub scan_dqstring {
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}
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die("internal error scanning dq-string '$c'\n");
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}
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$self->{lineno} += () = $s =~ /\n/sg;
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return $s;
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}
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@ -137,6 +141,7 @@ sub scan_balanced {
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$depth--;
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last if $depth == 0;
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}
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$self->{lineno} += () = $s =~ /\n/sg;
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return $s;
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}
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@ -163,8 +168,11 @@ sub swallow_heredocs {
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my $b = $self->{buff};
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my $tags = $self->{heretags};
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while (my $tag = shift @$tags) {
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my $start = pos($$b);
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my $indent = $tag =~ s/^\t// ? '\\s*' : '';
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$$b =~ /(?:\G|\n)$indent\Q$tag\E(?:\n|\z)/gc;
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my $body = substr($$b, $start, pos($$b) - $start);
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$self->{lineno} += () = $body =~ /\n/sg;
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}
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}
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@ -172,11 +180,12 @@ sub scan_token {
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my $self = shift @_;
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my $b = $self->{buff};
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my $token = '';
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my $start;
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my ($start, $startln);
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RESTART:
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$startln = $self->{lineno};
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$$b =~ /\G[ \t]+/gc; # skip whitespace (but not newline)
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$start = pos($$b) || 0;
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return ["\n", $start, pos($$b)] if $$b =~ /\G#[^\n]*(?:\n|\z)/gc; # comment
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$self->{lineno}++, return ["\n", $start, pos($$b), $startln, $startln] if $$b =~ /\G#[^\n]*(?:\n|\z)/gc; # comment
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while (1) {
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# slurp up non-special characters
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$token .= $1 if $$b =~ /\G([^\\;&|<>(){}'"\$\s]+)/gc;
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@ -188,20 +197,20 @@ sub scan_token {
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$token .= $self->scan_sqstring(), next if $c eq "'";
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$token .= $self->scan_dqstring(), next if $c eq '"';
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$token .= $c . $self->scan_dollar(), next if $c eq '$';
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$self->swallow_heredocs(), $token = $c, last if $c eq "\n";
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$self->{lineno}++, $self->swallow_heredocs(), $token = $c, last if $c eq "\n";
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$token = $self->scan_op($c), last if $c =~ /^[;&|<>]$/;
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$token = $c, last if $c =~ /^[(){}]$/;
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if ($c eq '\\') {
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$token .= '\\', last unless $$b =~ /\G(.)/sgc;
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$c = $1;
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next if $c eq "\n" && length($token); # line splice
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goto RESTART if $c eq "\n"; # line splice
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$self->{lineno}++, next if $c eq "\n" && length($token); # line splice
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$self->{lineno}++, goto RESTART if $c eq "\n"; # line splice
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$token .= '\\' . $c;
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next;
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}
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die("internal error scanning character '$c'\n");
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}
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return length($token) ? [$token, $start, pos($$b)] : undef;
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return length($token) ? [$token, $start, pos($$b), $startln, $self->{lineno}] : undef;
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}
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# ShellParser parses POSIX shell scripts (with minor extensions for Bash). It
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@ -605,6 +614,7 @@ sub check_test {
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my $problems = $parser->{problems};
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return unless $emit_all || @$problems;
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my $c = main::fd_colors(1);
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my $lineno = $_[1]->[3];
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my $start = 0;
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my $checked = '';
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for (sort {$a->[1]->[2] <=> $b->[1]->[2]} @$problems) {
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@ -614,10 +624,12 @@ sub check_test {
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$start = $pos;
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}
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$checked .= substr($body, $start);
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$checked =~ s/^\n//;
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$checked =~ s/^/$lineno++ . ' '/mge;
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$checked =~ s/^\d+ \n//;
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$checked =~ s/(\s) \?!/$1?!/mg;
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$checked =~ s/\?! (\s)/?!$1/mg;
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$checked =~ s/(\?![^?]+\?!)/$c->{rev}$c->{red}$1$c->{reset}/mg;
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$checked =~ s/^\d+/$c->{dim}$&$c->{reset}/mg;
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$checked .= "\n" unless $checked =~ /\n$/;
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push(@{$self->{output}}, "$c->{blue}# chainlint: $title$c->{reset}\n$checked");
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}
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@ -649,25 +661,39 @@ package main;
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# thread and ignore %ENV changes in subthreads.
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$ENV{TERM} = $ENV{USER_TERM} if $ENV{USER_TERM};
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my @NOCOLORS = (bold => '', rev => '', reset => '', blue => '', green => '', red => '');
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my @NOCOLORS = (bold => '', rev => '', dim => '', reset => '', blue => '', green => '', red => '');
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my %COLORS = ();
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sub get_colors {
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return \%COLORS if %COLORS;
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if (exists($ENV{NO_COLOR}) ||
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system("tput sgr0 >/dev/null 2>&1") != 0 ||
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system("tput bold >/dev/null 2>&1") != 0 ||
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system("tput rev >/dev/null 2>&1") != 0 ||
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system("tput setaf 1 >/dev/null 2>&1") != 0) {
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if (exists($ENV{NO_COLOR})) {
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%COLORS = @NOCOLORS;
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return \%COLORS;
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}
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%COLORS = (bold => `tput bold`,
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rev => `tput rev`,
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reset => `tput sgr0`,
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blue => `tput setaf 4`,
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green => `tput setaf 2`,
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red => `tput setaf 1`);
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chomp(%COLORS);
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if ($ENV{TERM} =~ /xterm|xterm-\d+color|xterm-new|xterm-direct|nsterm|nsterm-\d+color|nsterm-direct/) {
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%COLORS = (bold => "\e[1m",
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rev => "\e[7m",
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dim => "\e[2m",
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reset => "\e[0m",
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blue => "\e[34m",
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green => "\e[32m",
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red => "\e[31m");
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return \%COLORS;
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}
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if (system("tput sgr0 >/dev/null 2>&1") == 0 &&
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system("tput bold >/dev/null 2>&1") == 0 &&
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system("tput rev >/dev/null 2>&1") == 0 &&
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system("tput dim >/dev/null 2>&1") == 0 &&
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system("tput setaf 1 >/dev/null 2>&1") == 0) {
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%COLORS = (bold => `tput bold`,
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rev => `tput rev`,
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dim => `tput dim`,
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reset => `tput sgr0`,
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blue => `tput setaf 4`,
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green => `tput setaf 2`,
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red => `tput setaf 1`);
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return \%COLORS;
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}
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%COLORS = @NOCOLORS;
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return \%COLORS;
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}
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