Module: TraceLineNumbers
- Defined in:
- lib/tracelines.rb,
ext/trace_nums.c
Overview
require ‘ruby-debug’ ; Debugger.start
Constant Summary collapse
- @@SRC_DIR =
File.(File.dirname(__FILE__))
Class Method Summary collapse
-
.lnums_for_file(file) ⇒ Object
Return an array of lines numbers that could be stopped at given a file name of a Ruby program.
-
.lnums_for_str(src) ⇒ Object
Return a list of trace hook line numbers for the string in Ruby source src.
-
.lnums_for_str_array(string_array, newline = '') ⇒ Object
Return an array of lines numbers that could be stopped at given a file name of a Ruby program.
Class Method Details
.lnums_for_file(file) ⇒ Object
Return an array of lines numbers that could be stopped at given a file name of a Ruby program.
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# File 'lib/tracelines.rb', line 12 def lnums_for_file(file) lnums_for_str(File.read(file)) end |
.lnums_for_str(src) ⇒ Object
Return a list of trace hook line numbers for the string in Ruby source src
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# File 'ext/trace_nums.c', line 676
static VALUE
lnums_for_str(VALUE self, VALUE src) {
VALUE result = rb_ary_new(); /* The returned array of line numbers. */
NODE *node = NULL;
int critical;
ruby_nerrs = 0;
StringValue(src); /* Check that src is a string. */
critical = rb_thread_critical;
rb_thread_critical = Qtrue;
/* Making ruby_in_eval nonzero signals rb_compile_string not to save
source in SCRIPT_LINES__. */
ruby_in_eval++;
node = rb_compile_string("(numbers_for_str)", src, 1);
ruby_in_eval--;
rb_thread_critical = critical;
if (ruby_nerrs > 0) {
ruby_nerrs = 0;
#if RUBY_VERSION_CODE < 190
ruby_eval_tree_begin = 0;
#endif
rb_exc_raise(ruby_errinfo);
}
if (RTEST(ruby_debug)) {
indent_level = 0;
}
ln_eval(self, node, result);
return result;
}
|
.lnums_for_str_array(string_array, newline = '') ⇒ Object
Return an array of lines numbers that could be stopped at given a file name of a Ruby program. We assume the each line has n at the end. If not set the newline parameters to n.
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# File 'lib/tracelines.rb', line 21 def lnums_for_str_array(string_array, newline='') lnums_for_str(string_array.join(newline)) end |