77 lines
2.0 KiB
JavaScript
77 lines
2.0 KiB
JavaScript
let Log = {
|
|
// ## **`Log.print(level, msg)`**
|
|
// Print message to stderr if provided
|
|
// level is >= `Cfg.get('debug.level')`. Possible levels are:
|
|
// - `Log.ERROR` (0)
|
|
// - `Log.WARN` (1)
|
|
// - `Log.INFO` (2)
|
|
// - `Log.DEBUG` (3)
|
|
// - `Log.VERBOSE_DEBUG` (4)
|
|
print: function(level, msg) {
|
|
let mjs = getMJS();
|
|
// Frame number: we're starting from the third frame, ignoring the first
|
|
// two:
|
|
// - this._off() or this._fn()
|
|
// - Log.print()
|
|
let cfn = 2;
|
|
|
|
// bcode offset of interest, and the corresponding function:lineno
|
|
let offs, fn, ln;
|
|
|
|
// We'll go up by call trace until we find the frame not from the current
|
|
// file
|
|
while (true) {
|
|
offs = this._off(mjs, cfn) - 1;
|
|
fn = this._fn(mjs, offs);
|
|
if (fn !== "api_log.js") {
|
|
// Found the first frame from other file, we're done.
|
|
break;
|
|
}
|
|
cfn++;
|
|
}
|
|
ln = this._ln(mjs, offs);
|
|
this._pr(fn, ln, level, msg);
|
|
},
|
|
|
|
// ## **`Log.error(msg)`**
|
|
// Shortcut for `Log.print(Log.ERROR, msg)`
|
|
error: function(msg) {
|
|
this.print(this.ERROR, msg);
|
|
},
|
|
|
|
// ## **`Log.warn(msg)`**
|
|
// Shortcut for `Log.print(Log.WARN, msg)`
|
|
warn: function(msg) {
|
|
this.print(this.WARN, msg);
|
|
},
|
|
|
|
// ## **`Log.info(msg)`**
|
|
// Shortcut for `Log.print(Log.INFO, msg)`
|
|
info: function(msg) {
|
|
this.print(this.INFO, msg);
|
|
},
|
|
|
|
// ## **`Log.debug(msg)`**
|
|
// Shortcut for `Log.print(Log.DEBUG, msg)`
|
|
debug: function(msg) {
|
|
this.print(this.DEBUG, msg);
|
|
},
|
|
|
|
// ## **`Log.verboseDebug(msg)`**
|
|
// Shortcut for `Log.print(Log.VERBOSE_DEBUG, msg)`
|
|
verboseDebug: function(msg) {
|
|
this.print(this.VERBOSE_DEBUG, msg);
|
|
},
|
|
|
|
ERROR: 0,
|
|
WARN: 1,
|
|
INFO: 2,
|
|
DEBUG: 3,
|
|
VERBOSE_DEBUG: 4,
|
|
|
|
_pr: ffi('void mgos_log(char *, int, int, char *)'),
|
|
_fn: ffi('char *mjs_get_bcode_filename_by_offset(void *, int)'),
|
|
_ln: ffi('int mjs_get_lineno_by_offset(void *, int)'),
|
|
_off: ffi('int mjs_get_offset_by_call_frame_num(void *, int)'),
|
|
};
|