Function build_nf

build.py:1250–1308

(
    f: str,
    get_ttfont: Callable[[str, FontConfig, BuildOption], TTFont],
    font_config: FontConfig,
    build_option: BuildOption,
)

def build_nf(
    f: str,
    get_ttfont: Callable[[str, FontConfig, BuildOption], TTFont],
    font_config: FontConfig,
    build_option: BuildOption,
):
    print(f"👉 NerdFont{font_config.get_nf_suffix()} version for {f}")
    nf_font = get_ttfont(f, font_config, build_option)

    # format font name
    style_compact_nf = f.split("-")[-1].split(".")[0]

    style_nf_with_prefix_space, style_in_2, style_in_17, is_skip_sufamily, _ = (
        parse_style_name(
            style_name_compact=style_compact_nf,
            skip_subfamily_list=build_option.base_subfamily_list,
        )
    )

    nf_sym = f"NF{font_config.get_nf_suffix()}"
    postscript_name = f"{font_config.family_name_compact}-{nf_sym}-{style_compact_nf}"

    update_font_names(
        font=nf_font,
        family_name=f"{font_config.family_name} {nf_sym}{style_nf_with_prefix_space}",
        style_name=style_in_2,
        full_name=f"{font_config.family_name} {nf_sym} {style_in_17}",
        version_str=font_config.version_str,
        postscript_name=postscript_name,
        unique_identifier=get_unique_identifier(
            font_config=font_config,
            postscript_name=postscript_name,
        ),
        is_skip_subfamily=is_skip_sufamily,
        preferred_family_name=f"{font_config.family_name} {nf_sym}",
        preferred_style_name=style_in_17,
    )

    if font_config.line_height != 1:
        adjust_line_height(
            nf_font, font_config.line_height, font_config.vertical_metric
        )

    if not (
        build_option.should_use_font_patcher(font_config)
        or font_config.get_nf_suffix() == "Propo"
    ):
        verify_glyph_width(
            font=nf_font,
            expect_widths=font_config.get_valid_glyph_width_list(),
            file_name=postscript_name,
        )

    target_path = joinPaths(
        build_option.output_nf,
        f"{postscript_name}.ttf",
    )
    nf_font.save(target_path)