reportError()
㯠Window
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®ã¡ã½ããã§ã JavaScript ã®ææãããªãä¾å¤ãã¨ãã¥ã¬ã¼ããã¦ãã³ã³ã½ã¼ã«ãã°ãã¼ãã«ã¤ãã³ããã³ãã©ã¼ã«ã¨ã©ã¼ãå ±åããããã«ä½¿ç¨ãããã¨ãã§ãã¾ãã
ãã®æ©è½ã¯ã主ã«ã«ã¹ã¿ã ã¤ãã³ãé ä¿¡ã©ã¤ãã©ãªã¼ã ã³ã¼ã«ããã¯æä½ã©ã¤ãã©ãªã¼ã対象ã¨ãã¦ãã¾ãã ã©ã¤ãã©ãªã¼ã¯ãã®æ©è½ã使ç¨ãã¦ãã³ã¼ã«ããã¯ã³ã¼ãã®ã¨ã©ã¼ãææããæä¸ä½ã®ãã³ãã©ã¼ã«æãç´ããã¨ãã§ãã¾ãã ããã«ããã 1 ã¤ã®ã³ã¼ã«ããã¯ã§ä¾å¤ãçºçãã¦ããä»ã®ã³ã¼ã«ããã¯ãå¦çãããªããªããã¨ããªããªãã¨åæã«ãã¹ã¿ãã¯ãã¬ã¼ã¹æ å ±ãæä¸ä½ã¬ãã«ã®ãããã°ã«å©ç¨ã§ããããã«ãªãã¾ãã
æ§æ 弿°throwable
ã¨ã©ã¼ãªãã¸ã§ã¯ããä¾ãã° TypeError
ã§ãã
ãªã (undefined
)ã
TypeError
ã¨ã©ã¼å¼æ°ãªãã§ãã®ã¡ã½ãããå¼ã³åºãããå ´åã
ãã®ã¡ã½ããã使ç¨ã§ãããã©ããã®æ©è½æ¤åºã§ãã
if (typeof window.reportError === "function") {
// ãã®é¢æ°ãå®ç¾©ããã¦ãã
}
以ä¸ã®ã³ã¼ãã§ã¯ãã©ã®ããã«ã¨ã©ã¼ã使ãã¦å ±åããæ¹æ³ãã°ãã¼ãã«ãª onerror
ãã³ãã©ã¼ã使ç¨ãããã error
ã¤ãã³ãã®ãªã¹ãã¼ã追å ãã¦ã¨ã©ã¼ãææããæ¹æ³ã示ãã¦ãã¾ãã onerror
ã«å²ãå½ã¦ããããã³ãã©ã¼ã¯ã true
ãè¿ããªããã°ãã¤ãã³ãããã以ä¸ä¼æããªããã¨ã«æ³¨æãã¦ãã ããã
const newError = new Error("ã¨ã©ã¼ã¡ãã»ã¼ã¸", "someFile.js", 11);
window.reportError(newError);
window.onerror = (message, source, lineno, colno, error) => {
console.error(`ã¡ãã»ã¼ã¸: ${error.message}ãè¡çªå·: ${lineno}`);
return true;
};
window.addEventListener("error", (error) => {
console.error(error.filename);
});
// åºå
// > "ã¡ãã»ã¼ã¸: ã¨ã©ã¼ã¡ãã»ã¼ã¸ãè¡çªå·: 11"
// > "someFile.js"
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