File Coverage

blib/lib/Evo.pm

Criterion	Covered	Total	%
statement	46	46	100.0
branch	14	16	87.5
condition			n/a
subroutine	7	7	100.0
pod			n/a
total	67	69	97.1

package Evo;
use strict;
use warnings;
use Carp 'croak';
use Module::Load ();
use Evo::Attr;


my $ARGS_RX    = qr/[\s\(\[]*    ( [^\)\]]*?)    [\s\)\]]*/x;
my $EMPTY_ARGS = qr/\s*\(\s*\)\s*/x;

sub _parse {
  my ($caller, $val) = @_;
  my $orig = $val;
  $val =~ tr/\n/ /;
  $val =~ s/^\s+|\s+$//g;

  $val =~ /^ ((\-|\/?(:{2})?)? $Evo::Internal::Util::RX_PKG_NOT_FIRST*) (.*)$/x;
  croak qq#Can't parse string "$orig"# unless $1;
  my ($class, $args) = (Evo::Internal::Util::resolve_package($caller, $1), $4);

  # ()
  return ($class, 1) if $args =~ $EMPTY_ARGS;

  $args =~ s/^$ARGS_RX$/$1/;
  return ($class, 0) unless $args;

  my @args = split /[,\s]+/, $args;
  ($class, 0, @args);
}

sub import {
  shift;
  my ($target, $filename, $line) = caller;

  Evo::Attr->patch_package($target);

  my @list = @_;
  unshift @list, '-Default' unless grep { $_ && $_ eq '-Default' } @list;

  # trim
  @list = grep {$_} map { my $s = $_; $s =~ s/^\s+|\s+$//g; $s } map { split /[;,]/, $_ } @list;
  foreach my $key (@list) {
    my ($src, $empty, @args) = _parse($target, $key);
    Module::Load::load($src);
    next if $empty;
    if (my $import = $src->can('import')) {
      Evo::Internal::Util::inject(
        package  => $target,
        line     => $line,
        filename => $filename,
        code     => $import
      )->($src, @args);
    }
    elsif (@args) {
      croak qq{Got import arguments but "$src" doesn't have an "import" method};
    }
  }
}


our $VERSION = '0.0404';    # VERSION

1;

# ABSTRACT: Evo - the next generation development framework

__END__