const regex = /port\s*\((.*?)(?:\)\s*;\s*\w)/s;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('port\\s*\\((.*?)(?:\\)\\s*;\\s*\\w)', 's')
const str = `entity pci_bfm is
generic (
G_INST_NAME : string := "PCI_BFM";
G_HANDLE_NO : rpciBfmHandleNo := 0;
G_IDSEL_POS_EXT_TARGET : idsel_pos := 30;
G_IDSEL_POS_INT_TARGET : idsel_pos := 29
) ;
port(
i_tb_stop : in boolean; -- Testbench global sto
o_clk : out std_logic; -- PCI clock.
o_rstn : out std_logic; -- PCI reset.
o_idsel : out std_logic; -- Initialization devic
i_reqn : in std_logic; -- Request. The reqn in
o_gntn : out std_logic; -- Grant. The gntn onpu
io_ad : inout std_logic_vector(31 downto 0); -- Address/data bus. Th
io_cben : inout std_logic_vector(3 downto 0); -- Command/byte enable.
io_par : inout std_logic; -- Parity. The par sign
io_framen : inout std_logic; -- Frame. The framen si
io_irdyn : inout std_logic; -- Initiator ready. The
io_devseln : inout std_logic; -- Device select. Targe
io_trdyn : inout std_logic; -- Target ready. The tr
io_stopn : inout std_logic; -- Stop. The stopn sign
io_perrn : inout std_logic; -- Parity error. The pe
i_serrn : in std_logic; -- System error. The se
i_intan : in std_logic; -- Interrupt A. The int
o_lockn : out std_logic -- Locked operations. R
) ;
generic (
G_INST_NAME : string := "PCI_BFM";
G_HANDLE_NO : rpciBfmHandleNo := 0;
G_IDSEL_POS_EXT_TARGET : idsel_pos := 30;
G_IDSEL_POS_INT_TARGET : idsel_pos := 29
) ;
end entity pci_bfm;`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
if ((m = regex.exec(str)) !== null) {
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions