Exceptions

phil/fonts

Every exception implements Phil\Fonts\Exception\FontsException.

Exception	Extends	Thrown when
`InvalidFont`	`InvalidArgumentException`	A file that cannot be read, shorter than 12 bytes, with an unknown signature, truncated, with a table outside the file, without a `name` table; a collection without a face or with a face that is not an `sfnt`; a WOFF block that does not inflate to its length; a Brotli block of the wrong length; an invalid WOFF2 number; a file past a limit (32 MiB, 256 tables a face, a tag listed twice, 64 faces, 64 MiB of tables, overlapping WOFF blocks); a face index the file does not have
`UnsupportedFont`	`RuntimeException`	A valid font the library does not read: a WOFF2 file without a Brotli decompressor (`woff2WithoutBrotli()`, whose message says to install `ext-brotli` or to read the WOFF, TrueType or OpenType file), a WOFF2 collection
`InvalidFontFace`	`InvalidArgumentException`	An `@font-face` rule without a family or without a source
`InvalidLicenceRegister`	`InvalidArgumentException`	A licence register that is not valid JSON, or a record with a field missing or of the wrong type, an unknown format or embedding usage, or no face

Each message names what is wrong, for example The font has no "name" table. or The field "sha256" must be a string.